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Finding the Third Proportional to 8,510 and 9,743

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Solution

The third proportional to 8,510 and 9,743 is: 11,154.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,510 : 9,743 = 9,743 : x
  2. Step 2: Convert to fraction form
    8,510/9,743 = 9,743/x
  3. Step 3: Cross multiply
    8,510x = 9,743 × 9,743
  4. Step 4: Simplify right side
    8,510x = 94,926,049
  5. Step 5: Solve for x
    x = 94,926,049/8,510
  6. Step 6: Final answer
    x = 11,154.65

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Why These Related Problems?

These problems maintain the same ratio (1.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.