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Finding the Third Proportional to 6,530 and 13,867

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Solution

The third proportional to 6,530 and 13,867 is: 29,447.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,530 : 13,867 = 13,867 : x
  2. Step 2: Convert to fraction form
    6,530/13,867 = 13,867/x
  3. Step 3: Cross multiply
    6,530x = 13,867 × 13,867
  4. Step 4: Simplify right side
    6,530x = 192,293,689
  5. Step 5: Solve for x
    x = 192,293,689/6,530
  6. Step 6: Final answer
    x = 29,447.73

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.