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Finding the Third Proportional to 338.24 and 733.75

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Solution

The third proportional to 338.24 and 733.75 is: 1,591.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    338.24 : 733.75 = 733.75 : x
  2. Step 2: Convert to fraction form
    338.24/733.75 = 733.75/x
  3. Step 3: Cross multiply
    338.24x = 733.75 × 733.75
  4. Step 4: Simplify right side
    338.24x = 538,383.33
  5. Step 5: Solve for x
    x = 538,383.33/338.24
  6. Step 6: Final answer
    x = 1,591.73

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.