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Finding the Third Proportional to 38,980 and 94,249

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Solution

The third proportional to 38,980 and 94,249 is: 227,882.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,980 : 94,249 = 94,249 : x
  2. Step 2: Convert to fraction form
    38,980/94,249 = 94,249/x
  3. Step 3: Cross multiply
    38,980x = 94,249 × 94,249
  4. Step 4: Simplify right side
    38,980x = 8,882,874,001
  5. Step 5: Solve for x
    x = 8,882,874,001/38,980
  6. Step 6: Final answer
    x = 227,882.86

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Why These Related Problems?

These problems maintain the same ratio (2.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.