Home / 539,896.82-809,993.19-236,235.95

Finding the Fourth Proportional to 539,896.82, 809,993.19 and 236,235.95

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Solution

The fourth proportional to 539,896.82, 809,993.19 and 236,235.95 is: 354,418.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,896.82 : 809,993.19 = 236,235.95 : x
  2. Step 2: Convert to fraction form
    539,896.82/809,993.19 = 236,235.95/x
  3. Step 3: Cross multiply
    539,896.82x = 809,993.19 × 236,235.95
  4. Step 4: Simplify right side
    539,896.82x = 191,349,510,733.18
  5. Step 5: Solve for x
    x = 191,349,510,733.18/539,896.82
  6. Step 6: Final answer
    x = 354,418.67

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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.