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Finding the Third Proportional to 3,452 and 8,102

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Solution

The third proportional to 3,452 and 8,102 is: 19,015.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,452 : 8,102 = 8,102 : x
  2. Step 2: Convert to fraction form
    3,452/8,102 = 8,102/x
  3. Step 3: Cross multiply
    3,452x = 8,102 × 8,102
  4. Step 4: Simplify right side
    3,452x = 65,642,404
  5. Step 5: Solve for x
    x = 65,642,404/3,452
  6. Step 6: Final answer
    x = 19,015.76

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Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.