Home / 263,418.11-394,728.04-174,352.54

Finding the Fourth Proportional to 263,418.11, 394,728.04 and 174,352.54

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Solution

The fourth proportional to 263,418.11, 394,728.04 and 174,352.54 is: 261,264.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,418.11 : 394,728.04 = 174,352.54 : x
  2. Step 2: Convert to fraction form
    263,418.11/394,728.04 = 174,352.54/x
  3. Step 3: Cross multiply
    263,418.11x = 394,728.04 × 174,352.54
  4. Step 4: Simplify right side
    263,418.11x = 68,821,833,537.82
  5. Step 5: Solve for x
    x = 68,821,833,537.82/263,418.11
  6. Step 6: Final answer
    x = 261,264.62

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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.