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Finding the Third Proportional to 107,917 and 167,566

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Solution

The third proportional to 107,917 and 167,566 is: 260,184.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,917 : 167,566 = 167,566 : x
  2. Step 2: Convert to fraction form
    107,917/167,566 = 167,566/x
  3. Step 3: Cross multiply
    107,917x = 167,566 × 167,566
  4. Step 4: Simplify right side
    107,917x = 28,078,364,356
  5. Step 5: Solve for x
    x = 28,078,364,356/107,917
  6. Step 6: Final answer
    x = 260,184.81

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.