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Finding the Third Proportional to 8,713.50 and 18,550.88

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Solution

The third proportional to 8,713.50 and 18,550.88 is: 39,494.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,713.50 : 18,550.88 = 18,550.88 : x
  2. Step 2: Convert to fraction form
    8,713.50/18,550.88 = 18,550.88/x
  3. Step 3: Cross multiply
    8,713.50x = 18,550.88 × 18,550.88
  4. Step 4: Simplify right side
    8,713.50x = 344,134,963.27
  5. Step 5: Solve for x
    x = 344,134,963.27/8,713.50
  6. Step 6: Final answer
    x = 39,494.46

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.