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Finding the Fourth Proportional to 619,732.13, 929,753.71 and 176,500.13

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Solution

The fourth proportional to 619,732.13, 929,753.71 and 176,500.13 is: 264,794.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,732.13 : 929,753.71 = 176,500.13 : x
  2. Step 2: Convert to fraction form
    619,732.13/929,753.71 = 176,500.13/x
  3. Step 3: Cross multiply
    619,732.13x = 929,753.71 × 176,500.13
  4. Step 4: Simplify right side
    619,732.13x = 164,101,645,592.96
  5. Step 5: Solve for x
    x = 164,101,645,592.96/619,732.13
  6. Step 6: Final answer
    x = 264,794.48

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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.