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Finding the Third Proportional to 2,631 and 5,693

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Solution

The third proportional to 2,631 and 5,693 is: 12,318.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631 : 5,693 = 5,693 : x
  2. Step 2: Convert to fraction form
    2,631/5,693 = 5,693/x
  3. Step 3: Cross multiply
    2,631x = 5,693 × 5,693
  4. Step 4: Simplify right side
    2,631x = 32,410,249
  5. Step 5: Solve for x
    x = 32,410,249/2,631
  6. Step 6: Final answer
    x = 12,318.60

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.