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Finding the Third Proportional to 33,617 and 52,251

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Solution

The third proportional to 33,617 and 52,251 is: 81,213.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,617 : 52,251 = 52,251 : x
  2. Step 2: Convert to fraction form
    33,617/52,251 = 52,251/x
  3. Step 3: Cross multiply
    33,617x = 52,251 × 52,251
  4. Step 4: Simplify right side
    33,617x = 2,730,167,001
  5. Step 5: Solve for x
    x = 2,730,167,001/33,617
  6. Step 6: Final answer
    x = 81,213.88

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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.