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Finding the Third Proportional to 324 and 371

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Solution

The third proportional to 324 and 371 is: 424.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    324 : 371 = 371 : x
  2. Step 2: Convert to fraction form
    324/371 = 371/x
  3. Step 3: Cross multiply
    324x = 371 × 371
  4. Step 4: Simplify right side
    324x = 137,641
  5. Step 5: Solve for x
    x = 137,641/324
  6. Step 6: Final answer
    x = 424.82

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These problems maintain the same ratio (1.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.