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Finding the Fourth Proportional to 5,305.92, 7,961.16 and 2,532.54

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Solution

The fourth proportional to 5,305.92, 7,961.16 and 2,532.54 is: 3,799.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,305.92 : 7,961.16 = 2,532.54 : x
  2. Step 2: Convert to fraction form
    5,305.92/7,961.16 = 2,532.54/x
  3. Step 3: Cross multiply
    5,305.92x = 7,961.16 × 2,532.54
  4. Step 4: Simplify right side
    5,305.92x = 20,161,956.15
  5. Step 5: Solve for x
    x = 20,161,956.15/5,305.92
  6. Step 6: Final answer
    x = 3,799.90

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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.