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Finding the Third Proportional to 3.04 and 13.68

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Solution

The third proportional to 3.04 and 13.68 is: 61.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3.04 : 13.68 = 13.68 : x
  2. Step 2: Convert to fraction form
    3.04/13.68 = 13.68/x
  3. Step 3: Cross multiply
    3.04x = 13.68 × 13.68
  4. Step 4: Simplify right side
    3.04x = 187.26
  5. Step 5: Solve for x
    x = 187.26/3.04
  6. Step 6: Final answer
    x = 61.58

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Why These Related Problems?

These problems maintain the same ratio (4.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.