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Finding the Third Proportional to 327.38 and 479.25

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Solution

The third proportional to 327.38 and 479.25 is: 701.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    327.38 : 479.25 = 479.25 : x
  2. Step 2: Convert to fraction form
    327.38/479.25 = 479.25/x
  3. Step 3: Cross multiply
    327.38x = 479.25 × 479.25
  4. Step 4: Simplify right side
    327.38x = 229,680.56
  5. Step 5: Solve for x
    x = 229,680.56/327.38
  6. Step 6: Final answer
    x = 701.58

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.