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Finding the Third Proportional to 6,214 and 8,713

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Solution

The third proportional to 6,214 and 8,713 is: 12,216.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,214 : 8,713 = 8,713 : x
  2. Step 2: Convert to fraction form
    6,214/8,713 = 8,713/x
  3. Step 3: Cross multiply
    6,214x = 8,713 × 8,713
  4. Step 4: Simplify right side
    6,214x = 75,916,369
  5. Step 5: Solve for x
    x = 75,916,369/6,214
  6. Step 6: Final answer
    x = 12,216.99

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.