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Finding the Third Proportional to 188,470 and 410,181

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Solution

The third proportional to 188,470 and 410,181 is: 892,706.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,470 : 410,181 = 410,181 : x
  2. Step 2: Convert to fraction form
    188,470/410,181 = 410,181/x
  3. Step 3: Cross multiply
    188,470x = 410,181 × 410,181
  4. Step 4: Simplify right side
    188,470x = 168,248,452,761
  5. Step 5: Solve for x
    x = 168,248,452,761/188,470
  6. Step 6: Final answer
    x = 892,706.81

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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.