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Finding the Third Proportional to 17,211 and 37,317

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Solution

The third proportional to 17,211 and 37,317 is: 80,910.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,211 : 37,317 = 37,317 : x
  2. Step 2: Convert to fraction form
    17,211/37,317 = 37,317/x
  3. Step 3: Cross multiply
    17,211x = 37,317 × 37,317
  4. Step 4: Simplify right side
    17,211x = 1,392,558,489
  5. Step 5: Solve for x
    x = 1,392,558,489/17,211
  6. Step 6: Final answer
    x = 80,910.96

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.