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Finding the Third Proportional to 17,486 and 27,703

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Solution

The third proportional to 17,486 and 27,703 is: 43,889.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,486 : 27,703 = 27,703 : x
  2. Step 2: Convert to fraction form
    17,486/27,703 = 27,703/x
  3. Step 3: Cross multiply
    17,486x = 27,703 × 27,703
  4. Step 4: Simplify right side
    17,486x = 767,456,209
  5. Step 5: Solve for x
    x = 767,456,209/17,486
  6. Step 6: Final answer
    x = 43,889.75

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.