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Finding the Third Proportional to 184,188 and 397,356

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Solution

The third proportional to 184,188 and 397,356 is: 857,231.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,188 : 397,356 = 397,356 : x
  2. Step 2: Convert to fraction form
    184,188/397,356 = 397,356/x
  3. Step 3: Cross multiply
    184,188x = 397,356 × 397,356
  4. Step 4: Simplify right side
    184,188x = 157,891,790,736
  5. Step 5: Solve for x
    x = 157,891,790,736/184,188
  6. Step 6: Final answer
    x = 857,231.69

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.