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Finding the Third Proportional to 371.67 and 797.34

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Solution

The third proportional to 371.67 and 797.34 is: 1,710.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    371.67 : 797.34 = 797.34 : x
  2. Step 2: Convert to fraction form
    371.67/797.34 = 797.34/x
  3. Step 3: Cross multiply
    371.67x = 797.34 × 797.34
  4. Step 4: Simplify right side
    371.67x = 635,757.06
  5. Step 5: Solve for x
    x = 635,757.06/371.67
  6. Step 6: Final answer
    x = 1,710.53

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.