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Finding the Third Proportional to 2,337 and 2,640

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Solution

The third proportional to 2,337 and 2,640 is: 2,982.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,337 : 2,640 = 2,640 : x
  2. Step 2: Convert to fraction form
    2,337/2,640 = 2,640/x
  3. Step 3: Cross multiply
    2,337x = 2,640 × 2,640
  4. Step 4: Simplify right side
    2,337x = 6,969,600
  5. Step 5: Solve for x
    x = 6,969,600/2,337
  6. Step 6: Final answer
    x = 2,982.28

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Why These Related Problems?

These problems maintain the same ratio (1.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.