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Finding the Third Proportional to 32 and 76.50

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Solution

The third proportional to 32 and 76.50 is: 182.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    32 : 76.50 = 76.50 : x
  2. Step 2: Convert to fraction form
    32/76.50 = 76.50/x
  3. Step 3: Cross multiply
    32x = 76.50 × 76.50
  4. Step 4: Simplify right side
    32x = 5,852.25
  5. Step 5: Solve for x
    x = 5,852.25/32
  6. Step 6: Final answer
    x = 182.88

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Why These Related Problems?

These problems maintain the same ratio (2.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.