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Finding the Fourth Proportional to 359,209.60, 539,397.60 and 241,403.20

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Solution

The fourth proportional to 359,209.60, 539,397.60 and 241,403.20 is: 362,496.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,209.60 : 539,397.60 = 241,403.20 : x
  2. Step 2: Convert to fraction form
    359,209.60/539,397.60 = 241,403.20/x
  3. Step 3: Cross multiply
    359,209.60x = 539,397.60 × 241,403.20
  4. Step 4: Simplify right side
    359,209.60x = 130,212,306,712.32
  5. Step 5: Solve for x
    x = 130,212,306,712.32/359,209.60
  6. Step 6: Final answer
    x = 362,496.73

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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.