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Finding the Fourth Proportional to 232,040.70, 347,801.85 and 132,248.70

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Solution

The fourth proportional to 232,040.70, 347,801.85 and 132,248.70 is: 198,225.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,040.70 : 347,801.85 = 132,248.70 : x
  2. Step 2: Convert to fraction form
    232,040.70/347,801.85 = 132,248.70/x
  3. Step 3: Cross multiply
    232,040.70x = 347,801.85 × 132,248.70
  4. Step 4: Simplify right side
    232,040.70x = 45,996,342,520.10
  5. Step 5: Solve for x
    x = 45,996,342,520.10/232,040.70
  6. Step 6: Final answer
    x = 198,225.32

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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.