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Finding the Third Proportional to 17,765 and 29,607

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Solution

The third proportional to 17,765 and 29,607 is: 49,342.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,765 : 29,607 = 29,607 : x
  2. Step 2: Convert to fraction form
    17,765/29,607 = 29,607/x
  3. Step 3: Cross multiply
    17,765x = 29,607 × 29,607
  4. Step 4: Simplify right side
    17,765x = 876,574,449
  5. Step 5: Solve for x
    x = 876,574,449/17,765
  6. Step 6: Final answer
    x = 49,342.78

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.