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Finding the Third Proportional to 17,020.97 and 36,379.97

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Solution

The third proportional to 17,020.97 and 36,379.97 is: 77,757.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,020.97 : 36,379.97 = 36,379.97 : x
  2. Step 2: Convert to fraction form
    17,020.97/36,379.97 = 36,379.97/x
  3. Step 3: Cross multiply
    17,020.97x = 36,379.97 × 36,379.97
  4. Step 4: Simplify right side
    17,020.97x = 1,323,502,126.25
  5. Step 5: Solve for x
    x = 1,323,502,126.25/17,020.97
  6. Step 6: Final answer
    x = 77,757.16

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.