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Finding the Third Proportional to 8,050 and 12,809

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Solution

The third proportional to 8,050 and 12,809 is: 20,381.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,050 : 12,809 = 12,809 : x
  2. Step 2: Convert to fraction form
    8,050/12,809 = 12,809/x
  3. Step 3: Cross multiply
    8,050x = 12,809 × 12,809
  4. Step 4: Simplify right side
    8,050x = 164,070,481
  5. Step 5: Solve for x
    x = 164,070,481/8,050
  6. Step 6: Final answer
    x = 20,381.43

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.