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Finding the Third Proportional to 363,753 and 550,661

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Solution

The third proportional to 363,753 and 550,661 is: 833,608.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,753 : 550,661 = 550,661 : x
  2. Step 2: Convert to fraction form
    363,753/550,661 = 550,661/x
  3. Step 3: Cross multiply
    363,753x = 550,661 × 550,661
  4. Step 4: Simplify right side
    363,753x = 303,227,536,921
  5. Step 5: Solve for x
    x = 303,227,536,921/363,753
  6. Step 6: Final answer
    x = 833,608.35

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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.