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Finding the Third Proportional to 8,275 and 15,713

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Solution

The third proportional to 8,275 and 15,713 is: 29,836.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,275 : 15,713 = 15,713 : x
  2. Step 2: Convert to fraction form
    8,275/15,713 = 15,713/x
  3. Step 3: Cross multiply
    8,275x = 15,713 × 15,713
  4. Step 4: Simplify right side
    8,275x = 246,898,369
  5. Step 5: Solve for x
    x = 246,898,369/8,275
  6. Step 6: Final answer
    x = 29,836.66

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Why These Related Problems?

These problems maintain the same ratio (1.90) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.