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Finding the Third Proportional to 17,771 and 26,794

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Solution

The third proportional to 17,771 and 26,794 is: 40,398.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,771 : 26,794 = 26,794 : x
  2. Step 2: Convert to fraction form
    17,771/26,794 = 26,794/x
  3. Step 3: Cross multiply
    17,771x = 26,794 × 26,794
  4. Step 4: Simplify right side
    17,771x = 717,918,436
  5. Step 5: Solve for x
    x = 717,918,436/17,771
  6. Step 6: Final answer
    x = 40,398.31

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.