Home / 263,419.86-394,730.66-174,354.29

Finding the Fourth Proportional to 263,419.86, 394,730.66 and 174,354.29

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Solution

The fourth proportional to 263,419.86, 394,730.66 and 174,354.29 is: 261,267.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,419.86 : 394,730.66 = 174,354.29 : x
  2. Step 2: Convert to fraction form
    263,419.86/394,730.66 = 174,354.29/x
  3. Step 3: Cross multiply
    263,419.86x = 394,730.66 × 174,354.29
  4. Step 4: Simplify right side
    263,419.86x = 68,822,981,991.88
  5. Step 5: Solve for x
    x = 68,822,981,991.88/263,419.86
  6. Step 6: Final answer
    x = 261,267.25

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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.