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Finding the Fourth Proportional to 270,819.30, 406,119.60 and 93,234.90

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Solution

The fourth proportional to 270,819.30, 406,119.60 and 93,234.90 is: 139,814.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,819.30 : 406,119.60 = 93,234.90 : x
  2. Step 2: Convert to fraction form
    270,819.30/406,119.60 = 93,234.90/x
  3. Step 3: Cross multiply
    270,819.30x = 406,119.60 × 93,234.90
  4. Step 4: Simplify right side
    270,819.30x = 37,864,520,294.04
  5. Step 5: Solve for x
    x = 37,864,520,294.04/270,819.30
  6. Step 6: Final answer
    x = 139,814.70

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.