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Finding the Fourth Proportional to 361,753.68, 542,519.52 and 250,151.04

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Solution

The fourth proportional to 361,753.68, 542,519.52 and 250,151.04 is: 375,149.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,753.68 : 542,519.52 = 250,151.04 : x
  2. Step 2: Convert to fraction form
    361,753.68/542,519.52 = 250,151.04/x
  3. Step 3: Cross multiply
    361,753.68x = 542,519.52 × 250,151.04
  4. Step 4: Simplify right side
    361,753.68x = 135,711,822,148.30
  5. Step 5: Solve for x
    x = 135,711,822,148.30/361,753.68
  6. Step 6: Final answer
    x = 375,149.80

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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.