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Finding the Third Proportional to 373,536 and 863,856

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Solution

The third proportional to 373,536 and 863,856 is: 1,997,791.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,536 : 863,856 = 863,856 : x
  2. Step 2: Convert to fraction form
    373,536/863,856 = 863,856/x
  3. Step 3: Cross multiply
    373,536x = 863,856 × 863,856
  4. Step 4: Simplify right side
    373,536x = 746,247,188,736
  5. Step 5: Solve for x
    x = 746,247,188,736/373,536
  6. Step 6: Final answer
    x = 1,997,791.88

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.