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Finding the Third Proportional to 15.47 and 26.69

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Solution

The third proportional to 15.47 and 26.69 is: 46.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15.47 : 26.69 = 26.69 : x
  2. Step 2: Convert to fraction form
    15.47/26.69 = 26.69/x
  3. Step 3: Cross multiply
    15.47x = 26.69 × 26.69
  4. Step 4: Simplify right side
    15.47x = 712.22
  5. Step 5: Solve for x
    x = 712.22/15.47
  6. Step 6: Final answer
    x = 46.04

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Why These Related Problems?

These problems maintain the same ratio (1.73) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.