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Finding the Third Proportional to 188,449.50 and 410,121.56

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Solution

The third proportional to 188,449.50 and 410,121.56 is: 892,545.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,449.50 : 410,121.56 = 410,121.56 : x
  2. Step 2: Convert to fraction form
    188,449.50/410,121.56 = 410,121.56/x
  3. Step 3: Cross multiply
    188,449.50x = 410,121.56 × 410,121.56
  4. Step 4: Simplify right side
    188,449.50x = 168,199,696,027.44
  5. Step 5: Solve for x
    x = 168,199,696,027.44/188,449.50
  6. Step 6: Final answer
    x = 892,545.20

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.