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Finding the Third Proportional to 17,244 and 36,642

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Solution

The third proportional to 17,244 and 36,642 is: 77,861.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,244 : 36,642 = 36,642 : x
  2. Step 2: Convert to fraction form
    17,244/36,642 = 36,642/x
  3. Step 3: Cross multiply
    17,244x = 36,642 × 36,642
  4. Step 4: Simplify right side
    17,244x = 1,342,636,164
  5. Step 5: Solve for x
    x = 1,342,636,164/17,244
  6. Step 6: Final answer
    x = 77,861.06

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.