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Finding the Third Proportional to 183,881 and 281,173

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Solution

The third proportional to 183,881 and 281,173 is: 429,942.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,881 : 281,173 = 281,173 : x
  2. Step 2: Convert to fraction form
    183,881/281,173 = 281,173/x
  3. Step 3: Cross multiply
    183,881x = 281,173 × 281,173
  4. Step 4: Simplify right side
    183,881x = 79,058,255,929
  5. Step 5: Solve for x
    x = 79,058,255,929/183,881
  6. Step 6: Final answer
    x = 429,942.50

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.