| ( | x | − | 482 5 | ) | ÷ | 482 5 | ÷ | 1 100 | × | 1 2 | = | 5 2 |
| 方程左边 = | ( | x | − | 482 5 | ) | × | 125 241 |
| ( | x | − | 482 5 | ) | × | 125 241 | = | 5 2 |
| 方程左边 = | x | × | 125 241 | − | 482 5 | × | 125 241 |
| = | x | × | 125 241 | − | 50 |
125 241 | x | − | 50 | = | 5 2 |
125 241 | x | = | 5 2 | + | 50 |
125 241 | x | = | 105 2 |
| x | = | 105 2 | ÷ | 125 241 |
| = | 105 2 | × | 241 125 |
| = | 21 2 | × | 241 25 |
| x | = | 5061 50 |
| x | = | 101.22 |