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Finding the Third Proportional to 171 and 462

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Solution

The third proportional to 171 and 462 is: 1,248.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    171 : 462 = 462 : x
  2. Step 2: Convert to fraction form
    171/462 = 462/x
  3. Step 3: Cross multiply
    171x = 462 × 462
  4. Step 4: Simplify right side
    171x = 213,444
  5. Step 5: Solve for x
    x = 213,444/171
  6. Step 6: Final answer
    x = 1,248.21

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Why These Related Problems?

These problems maintain the same ratio (2.70) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.