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Finding the Third Proportional to 15.05 and 23.48

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Solution

The third proportional to 15.05 and 23.48 is: 36.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15.05 : 23.48 = 23.48 : x
  2. Step 2: Convert to fraction form
    15.05/23.48 = 23.48/x
  3. Step 3: Cross multiply
    15.05x = 23.48 × 23.48
  4. Step 4: Simplify right side
    15.05x = 551.52
  5. Step 5: Solve for x
    x = 551.52/15.05
  6. Step 6: Final answer
    x = 36.65

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.