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Finding the Fourth Proportional to 308,287.62, 462,468.49 and 108,566.73

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Solution

The fourth proportional to 308,287.62, 462,468.49 and 108,566.73 is: 162,863.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,287.62 : 462,468.49 = 108,566.73 : x
  2. Step 2: Convert to fraction form
    308,287.62/462,468.49 = 108,566.73/x
  3. Step 3: Cross multiply
    308,287.62x = 462,468.49 × 108,566.73
  4. Step 4: Simplify right side
    308,287.62x = 50,208,691,144.50
  5. Step 5: Solve for x
    x = 50,208,691,144.50/308,287.62
  6. Step 6: Final answer
    x = 162,863.14

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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.