Home / 263,550.51-394,911.82-203,725.58

Finding the Fourth Proportional to 263,550.51, 394,911.82 and 203,725.58

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Solution

The fourth proportional to 263,550.51, 394,911.82 and 203,725.58 is: 305,268.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,550.51 : 394,911.82 = 203,725.58 : x
  2. Step 2: Convert to fraction form
    263,550.51/394,911.82 = 203,725.58/x
  3. Step 3: Cross multiply
    263,550.51x = 394,911.82 × 203,725.58
  4. Step 4: Simplify right side
    263,550.51x = 80,453,637,603.80
  5. Step 5: Solve for x
    x = 80,453,637,603.80/263,550.51
  6. Step 6: Final answer
    x = 305,268.39

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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.