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Finding the Third Proportional to 179.44 and 211.50

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Solution

The third proportional to 179.44 and 211.50 is: 249.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    179.44 : 211.50 = 211.50 : x
  2. Step 2: Convert to fraction form
    179.44/211.50 = 211.50/x
  3. Step 3: Cross multiply
    179.44x = 211.50 × 211.50
  4. Step 4: Simplify right side
    179.44x = 44,732.25
  5. Step 5: Solve for x
    x = 44,732.25/179.44
  6. Step 6: Final answer
    x = 249.29

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Why These Related Problems?

These problems maintain the same ratio (1.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.