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Finding the Fourth Proportional to 359,752.60, 539,823.30 and 160,103.80

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Solution

The fourth proportional to 359,752.60, 539,823.30 and 160,103.80 is: 240,242.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,752.60 : 539,823.30 = 160,103.80 : x
  2. Step 2: Convert to fraction form
    359,752.60/539,823.30 = 160,103.80/x
  3. Step 3: Cross multiply
    359,752.60x = 539,823.30 × 160,103.80
  4. Step 4: Simplify right side
    359,752.60x = 86,427,761,658.54
  5. Step 5: Solve for x
    x = 86,427,761,658.54/359,752.60
  6. Step 6: Final answer
    x = 240,242.22

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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.