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Finding the Third Proportional to 366,974 and 548,755

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Solution

The third proportional to 366,974 and 548,755 is: 820,581.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,974 : 548,755 = 548,755 : x
  2. Step 2: Convert to fraction form
    366,974/548,755 = 548,755/x
  3. Step 3: Cross multiply
    366,974x = 548,755 × 548,755
  4. Step 4: Simplify right side
    366,974x = 301,132,050,025
  5. Step 5: Solve for x
    x = 301,132,050,025/366,974
  6. Step 6: Final answer
    x = 820,581.43

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Why These Related Problems?

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