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Finding the Fourth Proportional to 417,229.04, 625,593.62 and 132,796.74

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Solution

The fourth proportional to 417,229.04, 625,593.62 and 132,796.74 is: 199,115.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,229.04 : 625,593.62 = 132,796.74 : x
  2. Step 2: Convert to fraction form
    417,229.04/625,593.62 = 132,796.74/x
  3. Step 3: Cross multiply
    417,229.04x = 625,593.62 × 132,796.74
  4. Step 4: Simplify right side
    417,229.04x = 83,076,793,300.80
  5. Step 5: Solve for x
    x = 83,076,793,300.80/417,229.04
  6. Step 6: Final answer
    x = 199,115.56

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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.