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Finding the Third Proportional to 84,813 and 184,380

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Solution

The third proportional to 84,813 and 184,380 is: 400,834.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,813 : 184,380 = 184,380 : x
  2. Step 2: Convert to fraction form
    84,813/184,380 = 184,380/x
  3. Step 3: Cross multiply
    84,813x = 184,380 × 184,380
  4. Step 4: Simplify right side
    84,813x = 33,995,984,400
  5. Step 5: Solve for x
    x = 33,995,984,400/84,813
  6. Step 6: Final answer
    x = 400,834.59

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.