Home / 754,177.92-1,040,738.92-414,643.56

Finding the Fourth Proportional to 754,177.92, 1,040,738.92 and 414,643.56

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Solution

The fourth proportional to 754,177.92, 1,040,738.92 and 414,643.56 is: 572,193.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,177.92 : 1,040,738.92 = 414,643.56 : x
  2. Step 2: Convert to fraction form
    754,177.92/1,040,738.92 = 414,643.56/x
  3. Step 3: Cross multiply
    754,177.92x = 1,040,738.92 × 414,643.56
  4. Step 4: Simplify right side
    754,177.92x = 431,535,690,819.36
  5. Step 5: Solve for x
    x = 431,535,690,819.36/754,177.92
  6. Step 6: Final answer
    x = 572,193.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.