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Finding the Third Proportional to 38,869 and 83,267

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Solution

The third proportional to 38,869 and 83,267 is: 178,378.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,869 : 83,267 = 83,267 : x
  2. Step 2: Convert to fraction form
    38,869/83,267 = 83,267/x
  3. Step 3: Cross multiply
    38,869x = 83,267 × 83,267
  4. Step 4: Simplify right side
    38,869x = 6,933,393,289
  5. Step 5: Solve for x
    x = 6,933,393,289/38,869
  6. Step 6: Final answer
    x = 178,378.48

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.