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Finding the Third Proportional to 16.59 and 22.03

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Solution

The third proportional to 16.59 and 22.03 is: 29.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16.59 : 22.03 = 22.03 : x
  2. Step 2: Convert to fraction form
    16.59/22.03 = 22.03/x
  3. Step 3: Cross multiply
    16.59x = 22.03 × 22.03
  4. Step 4: Simplify right side
    16.59x = 485.38
  5. Step 5: Solve for x
    x = 485.38/16.59
  6. Step 6: Final answer
    x = 29.25

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.