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Finding the Third Proportional to 232 and 631.25

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Solution

The third proportional to 232 and 631.25 is: 1,717.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    232 : 631.25 = 631.25 : x
  2. Step 2: Convert to fraction form
    232/631.25 = 631.25/x
  3. Step 3: Cross multiply
    232x = 631.25 × 631.25
  4. Step 4: Simplify right side
    232x = 398,476.56
  5. Step 5: Solve for x
    x = 398,476.56/232
  6. Step 6: Final answer
    x = 1,717.57

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Why These Related Problems?

These problems maintain the same ratio (2.72) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.