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Finding the Fourth Proportional to 362,311.92, 543,260.52 and 151,772.40

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Solution

The fourth proportional to 362,311.92, 543,260.52 and 151,772.40 is: 227,571.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,311.92 : 543,260.52 = 151,772.40 : x
  2. Step 2: Convert to fraction form
    362,311.92/543,260.52 = 151,772.40/x
  3. Step 3: Cross multiply
    362,311.92x = 543,260.52 × 151,772.40
  4. Step 4: Simplify right side
    362,311.92x = 82,451,952,945.65
  5. Step 5: Solve for x
    x = 82,451,952,945.65/362,311.92
  6. Step 6: Final answer
    x = 227,571.74

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1.5x scale

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.