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Finding the Fourth Proportional to 263,436.60, 394,233.30 and 241,318.20

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Solution

The fourth proportional to 263,436.60, 394,233.30 and 241,318.20 is: 361,133.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,436.60 : 394,233.30 = 241,318.20 : x
  2. Step 2: Convert to fraction form
    263,436.60/394,233.30 = 241,318.20/x
  3. Step 3: Cross multiply
    263,436.60x = 394,233.30 × 241,318.20
  4. Step 4: Simplify right side
    263,436.60x = 95,135,670,336.06
  5. Step 5: Solve for x
    x = 95,135,670,336.06/263,436.60
  6. Step 6: Final answer
    x = 361,133.08

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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.