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Finding the Fourth Proportional to 605,694.21, 835,895.17 and 333,761.94

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Solution

The fourth proportional to 605,694.21, 835,895.17 and 333,761.94 is: 460,611.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,694.21 : 835,895.17 = 333,761.94 : x
  2. Step 2: Convert to fraction form
    605,694.21/835,895.17 = 333,761.94/x
  3. Step 3: Cross multiply
    605,694.21x = 835,895.17 × 333,761.94
  4. Step 4: Simplify right side
    605,694.21x = 278,989,993,575.83
  5. Step 5: Solve for x
    x = 278,989,993,575.83/605,694.21
  6. Step 6: Final answer
    x = 460,611.95

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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.