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Finding the Third Proportional to 8,997.75 and 11,701.13

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Solution

The third proportional to 8,997.75 and 11,701.13 is: 15,216.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,997.75 : 11,701.13 = 11,701.13 : x
  2. Step 2: Convert to fraction form
    8,997.75/11,701.13 = 11,701.13/x
  3. Step 3: Cross multiply
    8,997.75x = 11,701.13 × 11,701.13
  4. Step 4: Simplify right side
    8,997.75x = 136,916,326.27
  5. Step 5: Solve for x
    x = 136,916,326.27/8,997.75
  6. Step 6: Final answer
    x = 15,216.73

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Why These Related Problems?

These problems maintain the same ratio (1.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.