Home / 496,961.04-685,787.49-303,691.92

Finding the Fourth Proportional to 496,961.04, 685,787.49 and 303,691.92

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Solution

The fourth proportional to 496,961.04, 685,787.49 and 303,691.92 is: 419,083.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,961.04 : 685,787.49 = 303,691.92 : x
  2. Step 2: Convert to fraction form
    496,961.04/685,787.49 = 303,691.92/x
  3. Step 3: Cross multiply
    496,961.04x = 685,787.49 × 303,691.92
  4. Step 4: Simplify right side
    496,961.04x = 208,268,119,550.08
  5. Step 5: Solve for x
    x = 208,268,119,550.08/496,961.04
  6. Step 6: Final answer
    x = 419,083.39

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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.