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Finding the Third Proportional to 167,184 and 256,608

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Solution

The third proportional to 167,184 and 256,608 is: 393,863.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,184 : 256,608 = 256,608 : x
  2. Step 2: Convert to fraction form
    167,184/256,608 = 256,608/x
  3. Step 3: Cross multiply
    167,184x = 256,608 × 256,608
  4. Step 4: Simplify right side
    167,184x = 65,847,665,664
  5. Step 5: Solve for x
    x = 65,847,665,664/167,184
  6. Step 6: Final answer
    x = 393,863.44

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.