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Finding the Third Proportional to 28.75 and 52

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Solution

The third proportional to 28.75 and 52 is: 94.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28.75 : 52 = 52 : x
  2. Step 2: Convert to fraction form
    28.75/52 = 52/x
  3. Step 3: Cross multiply
    28.75x = 52 × 52
  4. Step 4: Simplify right side
    28.75x = 2,704
  5. Step 5: Solve for x
    x = 2,704/28.75
  6. Step 6: Final answer
    x = 94.05

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Why These Related Problems?

These problems maintain the same ratio (1.81) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.