Home / 531,565.27-727,691.29-527,766.26

Finding the Fourth Proportional to 531,565.27, 727,691.29 and 527,766.26

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Solution

The fourth proportional to 531,565.27, 727,691.29 and 527,766.26 is: 722,490.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,565.27 : 727,691.29 = 527,766.26 : x
  2. Step 2: Convert to fraction form
    531,565.27/727,691.29 = 527,766.26/x
  3. Step 3: Cross multiply
    531,565.27x = 727,691.29 × 527,766.26
  4. Step 4: Simplify right side
    531,565.27x = 384,050,905,600.00
  5. Step 5: Solve for x
    x = 384,050,905,600.00/531,565.27
  6. Step 6: Final answer
    x = 722,490.59

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.