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Finding the Third Proportional to 225,904.50 and 491,172.75

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Solution

The third proportional to 225,904.50 and 491,172.75 is: 1,067,932.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,904.50 : 491,172.75 = 491,172.75 : x
  2. Step 2: Convert to fraction form
    225,904.50/491,172.75 = 491,172.75/x
  3. Step 3: Cross multiply
    225,904.50x = 491,172.75 × 491,172.75
  4. Step 4: Simplify right side
    225,904.50x = 241,250,670,342.56
  5. Step 5: Solve for x
    x = 241,250,670,342.56/225,904.50
  6. Step 6: Final answer
    x = 1,067,932.11

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.