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Finding the Third Proportional to 367.25 and 857.75

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Solution

The third proportional to 367.25 and 857.75 is: 2,003.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.25 : 857.75 = 857.75 : x
  2. Step 2: Convert to fraction form
    367.25/857.75 = 857.75/x
  3. Step 3: Cross multiply
    367.25x = 857.75 × 857.75
  4. Step 4: Simplify right side
    367.25x = 735,735.06
  5. Step 5: Solve for x
    x = 735,735.06/367.25
  6. Step 6: Final answer
    x = 2,003.36

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.