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Finding the Third Proportional to 122,456 and 184,584

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Solution

The third proportional to 122,456 and 184,584 is: 278,232.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,456 : 184,584 = 184,584 : x
  2. Step 2: Convert to fraction form
    122,456/184,584 = 184,584/x
  3. Step 3: Cross multiply
    122,456x = 184,584 × 184,584
  4. Step 4: Simplify right side
    122,456x = 34,071,253,056
  5. Step 5: Solve for x
    x = 34,071,253,056/122,456
  6. Step 6: Final answer
    x = 278,232.61

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.