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Finding the Fourth Proportional to 367,691.00, 551,279.23 and 187,832.12

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Solution

The fourth proportional to 367,691.00, 551,279.23 and 187,832.12 is: 281,616.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,691.00 : 551,279.23 = 187,832.12 : x
  2. Step 2: Convert to fraction form
    367,691.00/551,279.23 = 187,832.12/x
  3. Step 3: Cross multiply
    367,691.00x = 551,279.23 × 187,832.12
  4. Step 4: Simplify right side
    367,691.00x = 103,547,947,391.49
  5. Step 5: Solve for x
    x = 103,547,947,391.49/367,691.00
  6. Step 6: Final answer
    x = 281,616.76

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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.