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Finding the Third Proportional to 6.12 and 14.76

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Solution

The third proportional to 6.12 and 14.76 is: 35.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6.12 : 14.76 = 14.76 : x
  2. Step 2: Convert to fraction form
    6.12/14.76 = 14.76/x
  3. Step 3: Cross multiply
    6.12x = 14.76 × 14.76
  4. Step 4: Simplify right side
    6.12x = 217.76
  5. Step 5: Solve for x
    x = 217.76/6.12
  6. Step 6: Final answer
    x = 35.60

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Why These Related Problems?

These problems maintain the same ratio (2.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.