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Finding the Fourth Proportional to 359,001.60, 538,502.40 and 148,583.04

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Solution

The fourth proportional to 359,001.60, 538,502.40 and 148,583.04 is: 222,874.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,001.60 : 538,502.40 = 148,583.04 : x
  2. Step 2: Convert to fraction form
    359,001.60/538,502.40 = 148,583.04/x
  3. Step 3: Cross multiply
    359,001.60x = 538,502.40 × 148,583.04
  4. Step 4: Simplify right side
    359,001.60x = 80,012,323,639.30
  5. Step 5: Solve for x
    x = 80,012,323,639.30/359,001.60
  6. Step 6: Final answer
    x = 222,874.56

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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.