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Finding the Third Proportional to 2.28 and 4.66

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Solution

The third proportional to 2.28 and 4.66 is: 9.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2.28 : 4.66 = 4.66 : x
  2. Step 2: Convert to fraction form
    2.28/4.66 = 4.66/x
  3. Step 3: Cross multiply
    2.28x = 4.66 × 4.66
  4. Step 4: Simplify right side
    2.28x = 21.68
  5. Step 5: Solve for x
    x = 21.68/2.28
  6. Step 6: Final answer
    x = 9.51

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.