| 1000 | ( | m | ÷ | 2 100 | ) | × | 500 | ( | m | ) | = | 66 |
| Left side of the equation = | 500000 | ( | m | ÷ | 2 100 | ) | ( | m | ) |
| 500000 | ( | m | ÷ | 2 100 | ) | ( | m | ) | = | 66 |
| Left side of the equation = | 500000 | m | ÷ | 2 100 | × | ( | m | ) |
| = | 25000000 | m | ( | m | ) |
| = | 25000000 | m | m |
| 25000000 | m | m | = | 66 |
| m1= | - | √33 √1250 |
| m2= | √33 √1250 |