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Finding the Third Proportional to 6,686 and 14,062

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Solution

The third proportional to 6,686 and 14,062 is: 29,575.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,686 : 14,062 = 14,062 : x
  2. Step 2: Convert to fraction form
    6,686/14,062 = 14,062/x
  3. Step 3: Cross multiply
    6,686x = 14,062 × 14,062
  4. Step 4: Simplify right side
    6,686x = 197,739,844
  5. Step 5: Solve for x
    x = 197,739,844/6,686
  6. Step 6: Final answer
    x = 29,575.21

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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.