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Finding the Fourth Proportional to 263,527.60, 394,369.80 and 241,409.20

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Solution

The fourth proportional to 263,527.60, 394,369.80 and 241,409.20 is: 361,269.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,527.60 : 394,369.80 = 241,409.20 : x
  2. Step 2: Convert to fraction form
    263,527.60/394,369.80 = 241,409.20/x
  3. Step 3: Cross multiply
    263,527.60x = 394,369.80 × 241,409.20
  4. Step 4: Simplify right side
    263,527.60x = 95,204,497,922.16
  5. Step 5: Solve for x
    x = 95,204,497,922.16/263,527.60
  6. Step 6: Final answer
    x = 361,269.55

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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.