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Finding the Third Proportional to 6,187 and 8,187

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Solution

The third proportional to 6,187 and 8,187 is: 10,833.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,187 : 8,187 = 8,187 : x
  2. Step 2: Convert to fraction form
    6,187/8,187 = 8,187/x
  3. Step 3: Cross multiply
    6,187x = 8,187 × 8,187
  4. Step 4: Simplify right side
    6,187x = 67,026,969
  5. Step 5: Solve for x
    x = 67,026,969/6,187
  6. Step 6: Final answer
    x = 10,833.52

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Why These Related Problems?

These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.