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Finding the Third Proportional to 1,122 and 2,452

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Solution

The third proportional to 1,122 and 2,452 is: 5,358.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122 : 2,452 = 2,452 : x
  2. Step 2: Convert to fraction form
    1,122/2,452 = 2,452/x
  3. Step 3: Cross multiply
    1,122x = 2,452 × 2,452
  4. Step 4: Simplify right side
    1,122x = 6,012,304
  5. Step 5: Solve for x
    x = 6,012,304/1,122
  6. Step 6: Final answer
    x = 5,358.56

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.