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Finding the Fourth Proportional to 574,925.10, 862,387.65 and 565,593.90

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Solution

The fourth proportional to 574,925.10, 862,387.65 and 565,593.90 is: 848,390.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,925.10 : 862,387.65 = 565,593.90 : x
  2. Step 2: Convert to fraction form
    574,925.10/862,387.65 = 565,593.90/x
  3. Step 3: Cross multiply
    574,925.10x = 862,387.65 × 565,593.90
  4. Step 4: Simplify right side
    574,925.10x = 487,761,194,275.34
  5. Step 5: Solve for x
    x = 487,761,194,275.34/574,925.10
  6. Step 6: Final answer
    x = 848,390.85

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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.