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Finding the Third Proportional to 117,212.25 and 181,609.88

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Solution

The third proportional to 117,212.25 and 181,609.88 is: 281,388.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,212.25 : 181,609.88 = 181,609.88 : x
  2. Step 2: Convert to fraction form
    117,212.25/181,609.88 = 181,609.88/x
  3. Step 3: Cross multiply
    117,212.25x = 181,609.88 × 181,609.88
  4. Step 4: Simplify right side
    117,212.25x = 32,982,146,697.52
  5. Step 5: Solve for x
    x = 32,982,146,697.52/117,212.25
  6. Step 6: Final answer
    x = 281,388.22

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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.