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Finding the Third Proportional to 184,108 and 397,190

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Solution

The third proportional to 184,108 and 397,190 is: 856,887.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,108 : 397,190 = 397,190 : x
  2. Step 2: Convert to fraction form
    184,108/397,190 = 397,190/x
  3. Step 3: Cross multiply
    184,108x = 397,190 × 397,190
  4. Step 4: Simplify right side
    184,108x = 157,759,896,100
  5. Step 5: Solve for x
    x = 157,759,896,100/184,108
  6. Step 6: Final answer
    x = 856,887.78

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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.