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Finding the Third Proportional to 3.29 and 4.73

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Solution

The third proportional to 3.29 and 4.73 is: 6.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3.29 : 4.73 = 4.73 : x
  2. Step 2: Convert to fraction form
    3.29/4.73 = 4.73/x
  3. Step 3: Cross multiply
    3.29x = 4.73 × 4.73
  4. Step 4: Simplify right side
    3.29x = 22.39
  5. Step 5: Solve for x
    x = 22.39/3.29
  6. Step 6: Final answer
    x = 6.80

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.