Home / 655,327.20-981,105.12-586,945.92

Finding the Fourth Proportional to 655,327.20, 981,105.12 and 586,945.92

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Solution

The fourth proportional to 655,327.20, 981,105.12 and 586,945.92 is: 878,729.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,327.20 : 981,105.12 = 586,945.92 : x
  2. Step 2: Convert to fraction form
    655,327.20/981,105.12 = 586,945.92/x
  3. Step 3: Cross multiply
    655,327.20x = 981,105.12 × 586,945.92
  4. Step 4: Simplify right side
    655,327.20x = 575,855,647,275.11
  5. Step 5: Solve for x
    x = 575,855,647,275.11/655,327.20
  6. Step 6: Final answer
    x = 878,729.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.