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Finding the Fourth Proportional to 605,690.92, 835,853.49 and 351,189.73

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Solution

The fourth proportional to 605,690.92, 835,853.49 and 351,189.73 is: 484,641.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,690.92 : 835,853.49 = 351,189.73 : x
  2. Step 2: Convert to fraction form
    605,690.92/835,853.49 = 351,189.73/x
  3. Step 3: Cross multiply
    605,690.92x = 835,853.49 × 351,189.73
  4. Step 4: Simplify right side
    605,690.92x = 293,543,161,472.66
  5. Step 5: Solve for x
    x = 293,543,161,472.66/605,690.92
  6. Step 6: Final answer
    x = 484,641.84

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