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Finding the Third Proportional to 366,950 and 543,621

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Solution

The third proportional to 366,950 and 543,621 is: 805,351.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,950 : 543,621 = 543,621 : x
  2. Step 2: Convert to fraction form
    366,950/543,621 = 543,621/x
  3. Step 3: Cross multiply
    366,950x = 543,621 × 543,621
  4. Step 4: Simplify right side
    366,950x = 295,523,791,641
  5. Step 5: Solve for x
    x = 295,523,791,641/366,950
  6. Step 6: Final answer
    x = 805,351.66

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.