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Finding the Fourth Proportional to 587,398.32, 881,098.18 and 160,937.78

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Solution

The fourth proportional to 587,398.32, 881,098.18 and 160,937.78 is: 241,406.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,398.32 : 881,098.18 = 160,937.78 : x
  2. Step 2: Convert to fraction form
    587,398.32/881,098.18 = 160,937.78/x
  3. Step 3: Cross multiply
    587,398.32x = 881,098.18 × 160,937.78
  4. Step 4: Simplify right side
    587,398.32x = 141,801,980,243.41
  5. Step 5: Solve for x
    x = 141,801,980,243.41/587,398.32
  6. Step 6: Final answer
    x = 241,406.85

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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.