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Finding the Fourth Proportional to 359,265.20, 539,092.20 and 148,924.40

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Solution

The fourth proportional to 359,265.20, 539,092.20 and 148,924.40 is: 223,467.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,265.20 : 539,092.20 = 148,924.40 : x
  2. Step 2: Convert to fraction form
    359,265.20/539,092.20 = 148,924.40/x
  3. Step 3: Cross multiply
    359,265.20x = 539,092.20 × 148,924.40
  4. Step 4: Simplify right side
    359,265.20x = 80,283,982,429.68
  5. Step 5: Solve for x
    x = 80,283,982,429.68/359,265.20
  6. Step 6: Final answer
    x = 223,467.18

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1.5x scale

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.