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Finding the Third Proportional to 17.16 and 26.02

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Solution

The third proportional to 17.16 and 26.02 is: 39.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17.16 : 26.02 = 26.02 : x
  2. Step 2: Convert to fraction form
    17.16/26.02 = 26.02/x
  3. Step 3: Cross multiply
    17.16x = 26.02 × 26.02
  4. Step 4: Simplify right side
    17.16x = 676.81
  5. Step 5: Solve for x
    x = 676.81/17.16
  6. Step 6: Final answer
    x = 39.45

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.