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Finding the Fourth Proportional to 394,744.81, 544,714.73 and 233,571.62

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Solution

The fourth proportional to 394,744.81, 544,714.73 and 233,571.62 is: 322,309.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,744.81 : 544,714.73 = 233,571.62 : x
  2. Step 2: Convert to fraction form
    394,744.81/544,714.73 = 233,571.62/x
  3. Step 3: Cross multiply
    394,744.81x = 544,714.73 × 233,571.62
  4. Step 4: Simplify right side
    394,744.81x = 127,229,901,923.96
  5. Step 5: Solve for x
    x = 127,229,901,923.96/394,744.81
  6. Step 6: Final answer
    x = 322,309.25

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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.