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Finding the Fourth Proportional to 354,789.33, 532,365.44 and 167,750.61

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Solution

The fourth proportional to 354,789.33, 532,365.44 and 167,750.61 is: 251,711.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,789.33 : 532,365.44 = 167,750.61 : x
  2. Step 2: Convert to fraction form
    354,789.33/532,365.44 = 167,750.61/x
  3. Step 3: Cross multiply
    354,789.33x = 532,365.44 × 167,750.61
  4. Step 4: Simplify right side
    354,789.33x = 89,304,626,464.17
  5. Step 5: Solve for x
    x = 89,304,626,464.17/354,789.33
  6. Step 6: Final answer
    x = 251,711.70

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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.