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Finding the Third Proportional to 3,864,194 and 8,474,884

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Solution

The third proportional to 3,864,194 and 8,474,884 is: 18,586,970.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,864,194 : 8,474,884 = 8,474,884 : x
  2. Step 2: Convert to fraction form
    3,864,194/8,474,884 = 8,474,884/x
  3. Step 3: Cross multiply
    3,864,194x = 8,474,884 × 8,474,884
  4. Step 4: Simplify right side
    3,864,194x = 71,823,658,813,456
  5. Step 5: Solve for x
    x = 71,823,658,813,456/3,864,194
  6. Step 6: Final answer
    x = 18,586,970.22

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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.