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Finding the Third Proportional to 366,939 and 548,697

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Solution

The third proportional to 366,939 and 548,697 is: 820,486.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,939 : 548,697 = 548,697 : x
  2. Step 2: Convert to fraction form
    366,939/548,697 = 548,697/x
  3. Step 3: Cross multiply
    366,939x = 548,697 × 548,697
  4. Step 4: Simplify right side
    366,939x = 301,068,397,809
  5. Step 5: Solve for x
    x = 301,068,397,809/366,939
  6. Step 6: Final answer
    x = 820,486.23

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.