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Finding the Third Proportional to 17,603 and 36,662

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Solution

The third proportional to 17,603 and 36,662 is: 76,356.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,603 : 36,662 = 36,662 : x
  2. Step 2: Convert to fraction form
    17,603/36,662 = 36,662/x
  3. Step 3: Cross multiply
    17,603x = 36,662 × 36,662
  4. Step 4: Simplify right side
    17,603x = 1,344,102,244
  5. Step 5: Solve for x
    x = 1,344,102,244/17,603
  6. Step 6: Final answer
    x = 76,356.43

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.