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Finding the Fourth Proportional to 359,799.76, 539,269.57 and 167,414.31

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Solution

The fourth proportional to 359,799.76, 539,269.57 and 167,414.31 is: 250,921.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,799.76 : 539,269.57 = 167,414.31 : x
  2. Step 2: Convert to fraction form
    359,799.76/539,269.57 = 167,414.31/x
  3. Step 3: Cross multiply
    359,799.76x = 539,269.57 × 167,414.31
  4. Step 4: Simplify right side
    359,799.76x = 90,281,442,233.11
  5. Step 5: Solve for x
    x = 90,281,442,233.11/359,799.76
  6. Step 6: Final answer
    x = 250,921.36

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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.