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Finding the Third Proportional to 888,920 and 1,916,836

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Solution

The third proportional to 888,920 and 1,916,836 is: 4,133,398.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,920 : 1,916,836 = 1,916,836 : x
  2. Step 2: Convert to fraction form
    888,920/1,916,836 = 1,916,836/x
  3. Step 3: Cross multiply
    888,920x = 1,916,836 × 1,916,836
  4. Step 4: Simplify right side
    888,920x = 3,674,260,250,896
  5. Step 5: Solve for x
    x = 3,674,260,250,896/888,920
  6. Step 6: Final answer
    x = 4,133,398.11

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.