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Finding the Third Proportional to 3,966.75 and 9,397.97

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Solution

The third proportional to 3,966.75 and 9,397.97 is: 22,265.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,966.75 : 9,397.97 = 9,397.97 : x
  2. Step 2: Convert to fraction form
    3,966.75/9,397.97 = 9,397.97/x
  3. Step 3: Cross multiply
    3,966.75x = 9,397.97 × 9,397.97
  4. Step 4: Simplify right side
    3,966.75x = 88,321,816.63
  5. Step 5: Solve for x
    x = 88,321,816.63/3,966.75
  6. Step 6: Final answer
    x = 22,265.54

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Why These Related Problems?

These problems maintain the same ratio (2.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.