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Finding the Fourth Proportional to 362,213.13, 543,144.73 and 151,794.57

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Solution

The fourth proportional to 362,213.13, 543,144.73 and 151,794.57 is: 227,618.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,213.13 : 543,144.73 = 151,794.57 : x
  2. Step 2: Convert to fraction form
    362,213.13/543,144.73 = 151,794.57/x
  3. Step 3: Cross multiply
    362,213.13x = 543,144.73 × 151,794.57
  4. Step 4: Simplify right side
    362,213.13x = 82,446,420,738.12
  5. Step 5: Solve for x
    x = 82,446,420,738.12/362,213.13
  6. Step 6: Final answer
    x = 227,618.53

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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.