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Finding the Fourth Proportional to 359,860.34, 539,791.19 and 93,620.42

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Solution

The fourth proportional to 359,860.34, 539,791.19 and 93,620.42 is: 140,430.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,860.34 : 539,791.19 = 93,620.42 : x
  2. Step 2: Convert to fraction form
    359,860.34/539,791.19 = 93,620.42/x
  3. Step 3: Cross multiply
    359,860.34x = 539,791.19 × 93,620.42
  4. Step 4: Simplify right side
    359,860.34x = 50,535,474,753.04
  5. Step 5: Solve for x
    x = 50,535,474,753.04/359,860.34
  6. Step 6: Final answer
    x = 140,430.80

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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.