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Finding the Third Proportional to 184.36 and 270.42

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Solution

The third proportional to 184.36 and 270.42 is: 396.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    184.36 : 270.42 = 270.42 : x
  2. Step 2: Convert to fraction form
    184.36/270.42 = 270.42/x
  3. Step 3: Cross multiply
    184.36x = 270.42 × 270.42
  4. Step 4: Simplify right side
    184.36x = 73,127.99
  5. Step 5: Solve for x
    x = 73,127.99/184.36
  6. Step 6: Final answer
    x = 396.66

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.