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Finding the Third Proportional to 168,881 and 263,546

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Solution

The third proportional to 168,881 and 263,546 is: 411,274.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,881 : 263,546 = 263,546 : x
  2. Step 2: Convert to fraction form
    168,881/263,546 = 263,546/x
  3. Step 3: Cross multiply
    168,881x = 263,546 × 263,546
  4. Step 4: Simplify right side
    168,881x = 69,456,494,116
  5. Step 5: Solve for x
    x = 69,456,494,116/168,881
  6. Step 6: Final answer
    x = 411,274.77

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.