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Finding the Third Proportional to 340,227 and 741,690

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Solution

The third proportional to 340,227 and 741,690 is: 1,616,873.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,227 : 741,690 = 741,690 : x
  2. Step 2: Convert to fraction form
    340,227/741,690 = 741,690/x
  3. Step 3: Cross multiply
    340,227x = 741,690 × 741,690
  4. Step 4: Simplify right side
    340,227x = 550,104,056,100
  5. Step 5: Solve for x
    x = 550,104,056,100/340,227
  6. Step 6: Final answer
    x = 1,616,873.61

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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.