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Finding the Third Proportional to 6,187 and 12,982

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Solution

The third proportional to 6,187 and 12,982 is: 27,239.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,187 : 12,982 = 12,982 : x
  2. Step 2: Convert to fraction form
    6,187/12,982 = 12,982/x
  3. Step 3: Cross multiply
    6,187x = 12,982 × 12,982
  4. Step 4: Simplify right side
    6,187x = 168,532,324
  5. Step 5: Solve for x
    x = 168,532,324/6,187
  6. Step 6: Final answer
    x = 27,239.75

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.