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Finding the Fourth Proportional to 605,781.27, 835,983.86 and 333,858.96

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Solution

The fourth proportional to 605,781.27, 835,983.86 and 333,858.96 is: 460,728.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,781.27 : 835,983.86 = 333,858.96 : x
  2. Step 2: Convert to fraction form
    605,781.27/835,983.86 = 333,858.96/x
  3. Step 3: Cross multiply
    605,781.27x = 835,983.86 × 333,858.96
  4. Step 4: Simplify right side
    605,781.27x = 279,100,700,407.09
  5. Step 5: Solve for x
    x = 279,100,700,407.09/605,781.27
  6. Step 6: Final answer
    x = 460,728.51

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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.