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Finding the Fourth Proportional to 226,316.60, 339,511.54 and 76,565.96

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Solution

The fourth proportional to 226,316.60, 339,511.54 and 76,565.96 is: 114,861.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,316.60 : 339,511.54 = 76,565.96 : x
  2. Step 2: Convert to fraction form
    226,316.60/339,511.54 = 76,565.96/x
  3. Step 3: Cross multiply
    226,316.60x = 339,511.54 × 76,565.96
  4. Step 4: Simplify right side
    226,316.60x = 25,995,026,991.18
  5. Step 5: Solve for x
    x = 25,995,026,991.18/226,316.60
  6. Step 6: Final answer
    x = 114,861.34

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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.