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Finding the Third Proportional to 340,960.50 and 511,440.75

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Solution

The third proportional to 340,960.50 and 511,440.75 is: 767,161.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,960.50 : 511,440.75 = 511,440.75 : x
  2. Step 2: Convert to fraction form
    340,960.50/511,440.75 = 511,440.75/x
  3. Step 3: Cross multiply
    340,960.50x = 511,440.75 × 511,440.75
  4. Step 4: Simplify right side
    340,960.50x = 261,571,640,760.56
  5. Step 5: Solve for x
    x = 261,571,640,760.56/340,960.50
  6. Step 6: Final answer
    x = 767,161.13

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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.