Home / 394,529.80-591,114.30-183,735.40

Finding the Fourth Proportional to 394,529.80, 591,114.30 and 183,735.40

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Solution

The fourth proportional to 394,529.80, 591,114.30 and 183,735.40 is: 275,286.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,529.80 : 591,114.30 = 183,735.40 : x
  2. Step 2: Convert to fraction form
    394,529.80/591,114.30 = 183,735.40/x
  3. Step 3: Cross multiply
    394,529.80x = 591,114.30 × 183,735.40
  4. Step 4: Simplify right side
    394,529.80x = 108,608,622,356.22
  5. Step 5: Solve for x
    x = 108,608,622,356.22/394,529.80
  6. Step 6: Final answer
    x = 275,286.23

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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.