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Finding the Third Proportional to 19,668 and 41,554

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Solution

The third proportional to 19,668 and 41,554 is: 87,794.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,668 : 41,554 = 41,554 : x
  2. Step 2: Convert to fraction form
    19,668/41,554 = 41,554/x
  3. Step 3: Cross multiply
    19,668x = 41,554 × 41,554
  4. Step 4: Simplify right side
    19,668x = 1,726,734,916
  5. Step 5: Solve for x
    x = 1,726,734,916/19,668
  6. Step 6: Final answer
    x = 87,794.13

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.