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Finding the Third Proportional to 184 and 405.25

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Solution

The third proportional to 184 and 405.25 is: 892.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    184 : 405.25 = 405.25 : x
  2. Step 2: Convert to fraction form
    184/405.25 = 405.25/x
  3. Step 3: Cross multiply
    184x = 405.25 × 405.25
  4. Step 4: Simplify right side
    184x = 164,227.56
  5. Step 5: Solve for x
    x = 164,227.56/184
  6. Step 6: Final answer
    x = 892.54

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.