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Finding the Third Proportional to 38,851 and 83,366

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Solution

The third proportional to 38,851 and 83,366 is: 178,885.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,851 : 83,366 = 83,366 : x
  2. Step 2: Convert to fraction form
    38,851/83,366 = 83,366/x
  3. Step 3: Cross multiply
    38,851x = 83,366 × 83,366
  4. Step 4: Simplify right side
    38,851x = 6,949,889,956
  5. Step 5: Solve for x
    x = 6,949,889,956/38,851
  6. Step 6: Final answer
    x = 178,885.74

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.