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Finding the Third Proportional to 151,188 and 331,104

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Solution

The third proportional to 151,188 and 331,104 is: 725,122.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,188 : 331,104 = 331,104 : x
  2. Step 2: Convert to fraction form
    151,188/331,104 = 331,104/x
  3. Step 3: Cross multiply
    151,188x = 331,104 × 331,104
  4. Step 4: Simplify right side
    151,188x = 109,629,858,816
  5. Step 5: Solve for x
    x = 109,629,858,816/151,188
  6. Step 6: Final answer
    x = 725,122.75

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.