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Finding the Third Proportional to 83,372 and 182,557

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Solution

The third proportional to 83,372 and 182,557 is: 399,739.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,372 : 182,557 = 182,557 : x
  2. Step 2: Convert to fraction form
    83,372/182,557 = 182,557/x
  3. Step 3: Cross multiply
    83,372x = 182,557 × 182,557
  4. Step 4: Simplify right side
    83,372x = 33,327,058,249
  5. Step 5: Solve for x
    x = 33,327,058,249/83,372
  6. Step 6: Final answer
    x = 399,739.22

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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.