Home / 263,418.61-394,728.79-174,353.04

Finding the Fourth Proportional to 263,418.61, 394,728.79 and 174,353.04

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Solution

The fourth proportional to 263,418.61, 394,728.79 and 174,353.04 is: 261,265.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,418.61 : 394,728.79 = 174,353.04 : x
  2. Step 2: Convert to fraction form
    263,418.61/394,728.79 = 174,353.04/x
  3. Step 3: Cross multiply
    263,418.61x = 394,728.79 × 174,353.04
  4. Step 4: Simplify right side
    263,418.61x = 68,822,161,666.61
  5. Step 5: Solve for x
    x = 68,822,161,666.61/263,418.61
  6. Step 6: Final answer
    x = 261,265.37

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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.