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Finding the Third Proportional to 6,868 and 11,462

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Solution

The third proportional to 6,868 and 11,462 is: 19,128.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,868 : 11,462 = 11,462 : x
  2. Step 2: Convert to fraction form
    6,868/11,462 = 11,462/x
  3. Step 3: Cross multiply
    6,868x = 11,462 × 11,462
  4. Step 4: Simplify right side
    6,868x = 131,377,444
  5. Step 5: Solve for x
    x = 131,377,444/6,868
  6. Step 6: Final answer
    x = 19,128.92

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.