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Finding the Fourth Proportional to 263,107.92, 394,760.64 and 158,002.32

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Solution

The fourth proportional to 263,107.92, 394,760.64 and 158,002.32 is: 237,062.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,107.92 : 394,760.64 = 158,002.32 : x
  2. Step 2: Convert to fraction form
    263,107.92/394,760.64 = 158,002.32/x
  3. Step 3: Cross multiply
    263,107.92x = 394,760.64 × 158,002.32
  4. Step 4: Simplify right side
    263,107.92x = 62,373,096,964.68
  5. Step 5: Solve for x
    x = 62,373,096,964.68/263,107.92
  6. Step 6: Final answer
    x = 237,062.79

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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.