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Finding the Third Proportional to 5,344 and 10,687

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Solution

The third proportional to 5,344 and 10,687 is: 21,372.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,344 : 10,687 = 10,687 : x
  2. Step 2: Convert to fraction form
    5,344/10,687 = 10,687/x
  3. Step 3: Cross multiply
    5,344x = 10,687 × 10,687
  4. Step 4: Simplify right side
    5,344x = 114,211,969
  5. Step 5: Solve for x
    x = 114,211,969/5,344
  6. Step 6: Final answer
    x = 21,372.00

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Why These Related Problems?

These problems maintain the same ratio (2.00) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.