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Finding the Third Proportional to 38,376 and 82,799

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Solution

The third proportional to 38,376 and 82,799 is: 178,644.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,376 : 82,799 = 82,799 : x
  2. Step 2: Convert to fraction form
    38,376/82,799 = 82,799/x
  3. Step 3: Cross multiply
    38,376x = 82,799 × 82,799
  4. Step 4: Simplify right side
    38,376x = 6,855,674,401
  5. Step 5: Solve for x
    x = 6,855,674,401/38,376
  6. Step 6: Final answer
    x = 178,644.84

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.