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Finding the Third Proportional to 632.75 and 958.75

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Solution

The third proportional to 632.75 and 958.75 is: 1,452.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    632.75 : 958.75 = 958.75 : x
  2. Step 2: Convert to fraction form
    632.75/958.75 = 958.75/x
  3. Step 3: Cross multiply
    632.75x = 958.75 × 958.75
  4. Step 4: Simplify right side
    632.75x = 919,201.56
  5. Step 5: Solve for x
    x = 919,201.56/632.75
  6. Step 6: Final answer
    x = 1,452.71

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.