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Finding the Third Proportional to 3,229.88 and 5,044.78

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Solution

The third proportional to 3,229.88 and 5,044.78 is: 7,879.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,229.88 : 5,044.78 = 5,044.78 : x
  2. Step 2: Convert to fraction form
    3,229.88/5,044.78 = 5,044.78/x
  3. Step 3: Cross multiply
    3,229.88x = 5,044.78 × 5,044.78
  4. Step 4: Simplify right side
    3,229.88x = 25,449,817.86
  5. Step 5: Solve for x
    x = 25,449,817.86/3,229.88
  6. Step 6: Final answer
    x = 7,879.51

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.