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Finding the Fourth Proportional to 327,880.80, 492,039.90 and 150,296.40

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Solution

The fourth proportional to 327,880.80, 492,039.90 and 150,296.40 is: 225,544.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,880.80 : 492,039.90 = 150,296.40 : x
  2. Step 2: Convert to fraction form
    327,880.80/492,039.90 = 150,296.40/x
  3. Step 3: Cross multiply
    327,880.80x = 492,039.90 × 150,296.40
  4. Step 4: Simplify right side
    327,880.80x = 73,951,825,626.36
  5. Step 5: Solve for x
    x = 73,951,825,626.36/327,880.80
  6. Step 6: Final answer
    x = 225,544.85

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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.