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Finding the Third Proportional to 188,448.75 and 410,112.75

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Solution

The third proportional to 188,448.75 and 410,112.75 is: 892,510.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,448.75 : 410,112.75 = 410,112.75 : x
  2. Step 2: Convert to fraction form
    188,448.75/410,112.75 = 410,112.75/x
  3. Step 3: Cross multiply
    188,448.75x = 410,112.75 × 410,112.75
  4. Step 4: Simplify right side
    188,448.75x = 168,192,467,712.56
  5. Step 5: Solve for x
    x = 168,192,467,712.56/188,448.75
  6. Step 6: Final answer
    x = 892,510.39

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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.