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Finding the Third Proportional to 15,376 and 34,208

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Solution

The third proportional to 15,376 and 34,208 is: 76,104.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,376 : 34,208 = 34,208 : x
  2. Step 2: Convert to fraction form
    15,376/34,208 = 34,208/x
  3. Step 3: Cross multiply
    15,376x = 34,208 × 34,208
  4. Step 4: Simplify right side
    15,376x = 1,170,187,264
  5. Step 5: Solve for x
    x = 1,170,187,264/15,376
  6. Step 6: Final answer
    x = 76,104.79

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.