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Finding the Third Proportional to 15.89 and 23.34

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Solution

The third proportional to 15.89 and 23.34 is: 34.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15.89 : 23.34 = 23.34 : x
  2. Step 2: Convert to fraction form
    15.89/23.34 = 23.34/x
  3. Step 3: Cross multiply
    15.89x = 23.34 × 23.34
  4. Step 4: Simplify right side
    15.89x = 544.93
  5. Step 5: Solve for x
    x = 544.93/15.89
  6. Step 6: Final answer
    x = 34.29

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.