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Finding the Third Proportional to 184,656 and 397,554

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Solution

The third proportional to 184,656 and 397,554 is: 855,911.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,656 : 397,554 = 397,554 : x
  2. Step 2: Convert to fraction form
    184,656/397,554 = 397,554/x
  3. Step 3: Cross multiply
    184,656x = 397,554 × 397,554
  4. Step 4: Simplify right side
    184,656x = 158,049,182,916
  5. Step 5: Solve for x
    x = 158,049,182,916/184,656
  6. Step 6: Final answer
    x = 855,911.44

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.