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Finding the Third Proportional to 175 and 371

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Solution

The third proportional to 175 and 371 is: 786.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    175 : 371 = 371 : x
  2. Step 2: Convert to fraction form
    175/371 = 371/x
  3. Step 3: Cross multiply
    175x = 371 × 371
  4. Step 4: Simplify right side
    175x = 137,641
  5. Step 5: Solve for x
    x = 137,641/175
  6. Step 6: Final answer
    x = 786.52

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.