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Finding the Fourth Proportional to 359,687.93, 539,531.82 and 106,967.39

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Solution

The fourth proportional to 359,687.93, 539,531.82 and 106,967.39 is: 160,451.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,687.93 : 539,531.82 = 106,967.39 : x
  2. Step 2: Convert to fraction form
    359,687.93/539,531.82 = 106,967.39/x
  3. Step 3: Cross multiply
    359,687.93x = 539,531.82 × 106,967.39
  4. Step 4: Simplify right side
    359,687.93x = 57,712,307,909.69
  5. Step 5: Solve for x
    x = 57,712,307,909.69/359,687.93
  6. Step 6: Final answer
    x = 160,451.06

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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.