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Finding the Third Proportional to 731.25 and 1,552.22

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Solution

The third proportional to 731.25 and 1,552.22 is: 3,294.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    731.25 : 1,552.22 = 1,552.22 : x
  2. Step 2: Convert to fraction form
    731.25/1,552.22 = 1,552.22/x
  3. Step 3: Cross multiply
    731.25x = 1,552.22 × 1,552.22
  4. Step 4: Simplify right side
    731.25x = 2,409,383.05
  5. Step 5: Solve for x
    x = 2,409,383.05/731.25
  6. Step 6: Final answer
    x = 3,294.88

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.