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Finding the Fourth Proportional to 204,491.60, 306,780.60 and 62,325.20

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Solution

The fourth proportional to 204,491.60, 306,780.60 and 62,325.20 is: 93,500.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,491.60 : 306,780.60 = 62,325.20 : x
  2. Step 2: Convert to fraction form
    204,491.60/306,780.60 = 62,325.20/x
  3. Step 3: Cross multiply
    204,491.60x = 306,780.60 × 62,325.20
  4. Step 4: Simplify right side
    204,491.60x = 19,120,162,251.12
  5. Step 5: Solve for x
    x = 19,120,162,251.12/204,491.60
  6. Step 6: Final answer
    x = 93,500.97

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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.