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Finding the Third Proportional to 202,003 and 307,198

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Solution

The third proportional to 202,003 and 307,198 is: 467,174.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,003 : 307,198 = 307,198 : x
  2. Step 2: Convert to fraction form
    202,003/307,198 = 307,198/x
  3. Step 3: Cross multiply
    202,003x = 307,198 × 307,198
  4. Step 4: Simplify right side
    202,003x = 94,370,611,204
  5. Step 5: Solve for x
    x = 94,370,611,204/202,003
  6. Step 6: Final answer
    x = 467,174.31

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.