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Finding the Third Proportional to 12,082 and 18,671

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Solution

The third proportional to 12,082 and 18,671 is: 28,853.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,082 : 18,671 = 18,671 : x
  2. Step 2: Convert to fraction form
    12,082/18,671 = 18,671/x
  3. Step 3: Cross multiply
    12,082x = 18,671 × 18,671
  4. Step 4: Simplify right side
    12,082x = 348,606,241
  5. Step 5: Solve for x
    x = 348,606,241/12,082
  6. Step 6: Final answer
    x = 28,853.36

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.