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Finding the Third Proportional to 408,096 and 888,470

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Solution

The third proportional to 408,096 and 888,470 is: 1,934,297.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,096 : 888,470 = 888,470 : x
  2. Step 2: Convert to fraction form
    408,096/888,470 = 888,470/x
  3. Step 3: Cross multiply
    408,096x = 888,470 × 888,470
  4. Step 4: Simplify right side
    408,096x = 789,378,940,900
  5. Step 5: Solve for x
    x = 789,378,940,900/408,096
  6. Step 6: Final answer
    x = 1,934,297.18

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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.