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Finding the Third Proportional to 154,450 and 246,663

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Solution

The third proportional to 154,450 and 246,663 is: 393,930.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,450 : 246,663 = 246,663 : x
  2. Step 2: Convert to fraction form
    154,450/246,663 = 246,663/x
  3. Step 3: Cross multiply
    154,450x = 246,663 × 246,663
  4. Step 4: Simplify right side
    154,450x = 60,842,635,569
  5. Step 5: Solve for x
    x = 60,842,635,569/154,450
  6. Step 6: Final answer
    x = 393,930.95

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.