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Finding the Third Proportional to 3.37 and 7.43

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Solution

The third proportional to 3.37 and 7.43 is: 16.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3.37 : 7.43 = 7.43 : x
  2. Step 2: Convert to fraction form
    3.37/7.43 = 7.43/x
  3. Step 3: Cross multiply
    3.37x = 7.43 × 7.43
  4. Step 4: Simplify right side
    3.37x = 55.21
  5. Step 5: Solve for x
    x = 55.21/3.37
  6. Step 6: Final answer
    x = 16.39

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.