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Finding the Third Proportional to 386,652 and 848,950

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Solution

The third proportional to 386,652 and 848,950 is: 1,863,991.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,652 : 848,950 = 848,950 : x
  2. Step 2: Convert to fraction form
    386,652/848,950 = 848,950/x
  3. Step 3: Cross multiply
    386,652x = 848,950 × 848,950
  4. Step 4: Simplify right side
    386,652x = 720,716,102,500
  5. Step 5: Solve for x
    x = 720,716,102,500/386,652
  6. Step 6: Final answer
    x = 1,863,991.66

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.