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Finding the Third Proportional to 185,744 and 407,100

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Solution

The third proportional to 185,744 and 407,100 is: 892,251.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,744 : 407,100 = 407,100 : x
  2. Step 2: Convert to fraction form
    185,744/407,100 = 407,100/x
  3. Step 3: Cross multiply
    185,744x = 407,100 × 407,100
  4. Step 4: Simplify right side
    185,744x = 165,730,410,000
  5. Step 5: Solve for x
    x = 165,730,410,000/185,744
  6. Step 6: Final answer
    x = 892,251.76

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.