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Finding the Third Proportional to 17,067 and 36,655

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Solution

The third proportional to 17,067 and 36,655 is: 78,724.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,067 : 36,655 = 36,655 : x
  2. Step 2: Convert to fraction form
    17,067/36,655 = 36,655/x
  3. Step 3: Cross multiply
    17,067x = 36,655 × 36,655
  4. Step 4: Simplify right side
    17,067x = 1,343,589,025
  5. Step 5: Solve for x
    x = 1,343,589,025/17,067
  6. Step 6: Final answer
    x = 78,724.38

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.