Home / 539,895.82-809,991.69-236,234.95

Finding the Fourth Proportional to 539,895.82, 809,991.69 and 236,234.95

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Solution

The fourth proportional to 539,895.82, 809,991.69 and 236,234.95 is: 354,417.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,895.82 : 809,991.69 = 236,234.95 : x
  2. Step 2: Convert to fraction form
    539,895.82/809,991.69 = 236,234.95/x
  3. Step 3: Cross multiply
    539,895.82x = 809,991.69 × 236,234.95
  4. Step 4: Simplify right side
    539,895.82x = 191,348,346,387.57
  5. Step 5: Solve for x
    x = 191,348,346,387.57/539,895.82
  6. Step 6: Final answer
    x = 354,417.17

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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.