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Finding the Third Proportional to 18,975 and 41,641

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Solution

The third proportional to 18,975 and 41,641 is: 91,381.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,975 : 41,641 = 41,641 : x
  2. Step 2: Convert to fraction form
    18,975/41,641 = 41,641/x
  3. Step 3: Cross multiply
    18,975x = 41,641 × 41,641
  4. Step 4: Simplify right side
    18,975x = 1,733,972,881
  5. Step 5: Solve for x
    x = 1,733,972,881/18,975
  6. Step 6: Final answer
    x = 91,381.97

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.