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Finding the Third Proportional to 32 and 35.25

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Solution

The third proportional to 32 and 35.25 is: 38.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    32 : 35.25 = 35.25 : x
  2. Step 2: Convert to fraction form
    32/35.25 = 35.25/x
  3. Step 3: Cross multiply
    32x = 35.25 × 35.25
  4. Step 4: Simplify right side
    32x = 1,242.56
  5. Step 5: Solve for x
    x = 1,242.56/32
  6. Step 6: Final answer
    x = 38.83

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Why These Related Problems?

These problems maintain the same ratio (1.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.