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Finding the Fourth Proportional to 263,553.60, 394,408.80 and 241,435.20

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Solution

The fourth proportional to 263,553.60, 394,408.80 and 241,435.20 is: 361,308.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,553.60 : 394,408.80 = 241,435.20 : x
  2. Step 2: Convert to fraction form
    263,553.60/394,408.80 = 241,435.20/x
  3. Step 3: Cross multiply
    263,553.60x = 394,408.80 × 241,435.20
  4. Step 4: Simplify right side
    263,553.60x = 95,224,167,509.76
  5. Step 5: Solve for x
    x = 95,224,167,509.76/263,553.60
  6. Step 6: Final answer
    x = 361,308.54

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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.