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Finding the Third Proportional to 6,895 and 14,387

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Solution

The third proportional to 6,895 and 14,387 is: 30,019.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,895 : 14,387 = 14,387 : x
  2. Step 2: Convert to fraction form
    6,895/14,387 = 14,387/x
  3. Step 3: Cross multiply
    6,895x = 14,387 × 14,387
  4. Step 4: Simplify right side
    6,895x = 206,985,769
  5. Step 5: Solve for x
    x = 206,985,769/6,895
  6. Step 6: Final answer
    x = 30,019.69

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.