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Finding the Third Proportional to 2,240,845 and 3,387,947

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Solution

The third proportional to 2,240,845 and 3,387,947 is: 5,122,257.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,240,845 : 3,387,947 = 3,387,947 : x
  2. Step 2: Convert to fraction form
    2,240,845/3,387,947 = 3,387,947/x
  3. Step 3: Cross multiply
    2,240,845x = 3,387,947 × 3,387,947
  4. Step 4: Simplify right side
    2,240,845x = 11,478,184,874,809
  5. Step 5: Solve for x
    x = 11,478,184,874,809/2,240,845
  6. Step 6: Final answer
    x = 5,122,257.40

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.