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Finding the Third Proportional to 184.50 and 239.63

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Solution

The third proportional to 184.50 and 239.63 is: 311.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    184.50 : 239.63 = 239.63 : x
  2. Step 2: Convert to fraction form
    184.50/239.63 = 239.63/x
  3. Step 3: Cross multiply
    184.50x = 239.63 × 239.63
  4. Step 4: Simplify right side
    184.50x = 57,420.14
  5. Step 5: Solve for x
    x = 57,420.14/184.50
  6. Step 6: Final answer
    x = 311.22

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Why These Related Problems?

These problems maintain the same ratio (1.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.