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Finding the Third Proportional to 0.47 and 2.44

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Solution

The third proportional to 0.47 and 2.44 is: 12.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    0.47 : 2.44 = 2.44 : x
  2. Step 2: Convert to fraction form
    0.47/2.44 = 2.44/x
  3. Step 3: Cross multiply
    0.47x = 2.44 × 2.44
  4. Step 4: Simplify right side
    0.47x = 5.94
  5. Step 5: Solve for x
    x = 5.94/0.47
  6. Step 6: Final answer
    x = 12.68

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Why These Related Problems?

These problems maintain the same ratio (5.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.