Home / 533,311.82-736,015.74-303,939.26

Finding the Fourth Proportional to 533,311.82, 736,015.74 and 303,939.26

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Solution

The fourth proportional to 533,311.82, 736,015.74 and 303,939.26 is: 419,462.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,311.82 : 736,015.74 = 303,939.26 : x
  2. Step 2: Convert to fraction form
    533,311.82/736,015.74 = 303,939.26/x
  3. Step 3: Cross multiply
    533,311.82x = 736,015.74 × 303,939.26
  4. Step 4: Simplify right side
    533,311.82x = 223,704,079,363.95
  5. Step 5: Solve for x
    x = 223,704,079,363.95/533,311.82
  6. Step 6: Final answer
    x = 419,462.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.