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Finding the Third Proportional to 3.35 and 7.46

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Solution

The third proportional to 3.35 and 7.46 is: 16.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3.35 : 7.46 = 7.46 : x
  2. Step 2: Convert to fraction form
    3.35/7.46 = 7.46/x
  3. Step 3: Cross multiply
    3.35x = 7.46 × 7.46
  4. Step 4: Simplify right side
    3.35x = 55.63
  5. Step 5: Solve for x
    x = 55.63/3.35
  6. Step 6: Final answer
    x = 16.59

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.