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Finding the Third Proportional to 366,958 and 548,731

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Solution

The third proportional to 366,958 and 548,731 is: 820,545.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,958 : 548,731 = 548,731 : x
  2. Step 2: Convert to fraction form
    366,958/548,731 = 548,731/x
  3. Step 3: Cross multiply
    366,958x = 548,731 × 548,731
  4. Step 4: Simplify right side
    366,958x = 301,105,710,361
  5. Step 5: Solve for x
    x = 301,105,710,361/366,958
  6. Step 6: Final answer
    x = 820,545.43

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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.