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Finding the Third Proportional to 274,812 and 585,624

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Solution

The third proportional to 274,812 and 585,624 is: 1,247,963.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,812 : 585,624 = 585,624 : x
  2. Step 2: Convert to fraction form
    274,812/585,624 = 585,624/x
  3. Step 3: Cross multiply
    274,812x = 585,624 × 585,624
  4. Step 4: Simplify right side
    274,812x = 342,955,469,376
  5. Step 5: Solve for x
    x = 342,955,469,376/274,812
  6. Step 6: Final answer
    x = 1,247,963.95

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.