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Finding the Third Proportional to 463.25 and 698.25

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Solution

The third proportional to 463.25 and 698.25 is: 1,052.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    463.25 : 698.25 = 698.25 : x
  2. Step 2: Convert to fraction form
    463.25/698.25 = 698.25/x
  3. Step 3: Cross multiply
    463.25x = 698.25 × 698.25
  4. Step 4: Simplify right side
    463.25x = 487,553.06
  5. Step 5: Solve for x
    x = 487,553.06/463.25
  6. Step 6: Final answer
    x = 1,052.46

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.