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Finding the Third Proportional to 365,958.50 and 554,040.75

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Solution

The third proportional to 365,958.50 and 554,040.75 is: 838,786.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,958.50 : 554,040.75 = 554,040.75 : x
  2. Step 2: Convert to fraction form
    365,958.50/554,040.75 = 554,040.75/x
  3. Step 3: Cross multiply
    365,958.50x = 554,040.75 × 554,040.75
  4. Step 4: Simplify right side
    365,958.50x = 306,961,152,660.56
  5. Step 5: Solve for x
    x = 306,961,152,660.56/365,958.50
  6. Step 6: Final answer
    x = 838,786.78

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.