| ( | ( | 249 5 | − | X | ) | × | 60 | ( | 2739 | ÷ | 480 | × | 1410 | ÷ | 1000 | ) | ) | ÷ | ( | ( | 303 5 | − | X | ) | × | 60 | ( | 2739 | ÷ | 480 | × | 2260 | ÷ | 1000 | ) | ) | = | 1410 | ÷ | 2260 |
| Multiply both sides of the equation by: | ( | ( | 303 5 | − | X | ) | × | 60 | ( | 2739 | ÷ | 480 | × | 2260 | ÷ | 1000 | ) | ) |
| ( | ( | 249 5 | − | X | ) | × | 60 | ( | 2739 | ÷ | 480 | × | 1410 | ÷ | 1000 | ) | ) | = | 1410 | ÷ | 2260 | × | ( | ( | 303 5 | − | X | ) | × | 60 | ( | 2739 | ÷ | 480 | × | 2260 | ÷ | 1000 | ) | ) |
| ( | 249 5 | − | X | ) | × | 60 | ( | 2739 | ÷ | 480 | × | 1410 | ÷ | 1000 | ) | = | 1410 | ÷ | 2260 | × | ( | ( | 303 5 | − | X | ) | × | 60 | ( | 2739 | ÷ | 480 | × | 2260 | ÷ | 1000 | ) | ) |
| ( | 249 5 | − | X | ) | × | 60 | ( | 2739 | ÷ | 480 | × | 1410 | ÷ | 1000 | ) | = | 1410 | ÷ | 2260 | × | ( | 303 5 | − | X | ) | × | 60 | ( | 2739 | ÷ | 480 | × | 2260 | ÷ | 1000 | ) |
| ( | 249 5 | − | X | ) | × | 60 | ( | 2739 | ÷ | 480 | × | 1410 | ÷ | 1000 | ) | = | 4230 113 | ( | 303 5 | − | X | ) | ( | 2739 | ÷ | 480 | × | 2260 | ÷ | 1000 | ) |
249 5 | × | 60 | ( | 2739 | ÷ | 480 | × | 1410 | ÷ | 1000 | ) | − | X | × | 60 | ( | 2739 | ÷ | 480 | × | 1410 | ÷ | 1000 | ) | = | 4230 113 | ( | 303 5 | − | X | ) | ( | 2739 | ÷ | 480 | × | 2260 | ÷ | 1000 | ) |
249 5 | × | 60 | ( | 2739 | ÷ | 480 | × | 1410 | ÷ | 1000 | ) | − | X | × | 60 | ( | 2739 | ÷ | 480 | × | 1410 | ÷ | 1000 | ) | = | 4230 113 | × | 303 5 | ( | 2739 | ÷ | 480 | × | 2260 | ÷ | 1000 | ) | − | 4230 113 | X | ( | 2739 | ÷ | 480 | × | 2260 | ÷ | 1000 | ) |
| 2988 | ( | 2739 | ÷ | 480 | × | 1410 | ÷ | 1000 | ) | − | X | × | 60 | ( | 2739 | ÷ | 480 | × | 1410 | ÷ | 1000 | ) | = | 256338 113 | ( | 2739 | ÷ | 480 | × | 2260 | ÷ | 1000 | ) | − | 4230 113 | X | ( | 2739 | ÷ | 480 | × | 2260 | ÷ | 1000 | ) |
| 2988 | × | 2739 | ÷ | 480 | × | 1410 | ÷ | 1000 | − | X | × | 60 | ( | 2739 | ÷ | 480 | × | 1410 | ÷ | 1000 | ) | = | 256338 113 | ( | 2739 | ÷ | 480 | × | 2260 | ÷ | 1000 | ) | − | 4230 113 | X | ( | 2739 | ÷ | 480 | × | 2260 | ÷ | 1000 | ) |
| 2988 | × | 2739 | ÷ | 480 | × | 1410 | ÷ | 1000 | − | X | × | 60 | ( | 2739 | ÷ | 480 | × | 1410 | ÷ | 1000 | ) | = | 256338 113 | × | 2739 | ÷ | 480 | × | 2260 | ÷ | 1000 | − | 4230 113 | X | ( | 2739 | ÷ | 480 | × | 2260 | ÷ | 1000 | ) |