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Finding the Third Proportional to 8,811 and 10,683

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Solution

The third proportional to 8,811 and 10,683 is: 12,952.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,811 : 10,683 = 10,683 : x
  2. Step 2: Convert to fraction form
    8,811/10,683 = 10,683/x
  3. Step 3: Cross multiply
    8,811x = 10,683 × 10,683
  4. Step 4: Simplify right side
    8,811x = 114,126,489
  5. Step 5: Solve for x
    x = 114,126,489/8,811
  6. Step 6: Final answer
    x = 12,952.73

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Why These Related Problems?

These problems maintain the same ratio (1.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.