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Finding the Fourth Proportional to 598,991.07, 826,624.71 and 327,076.23

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Solution

The fourth proportional to 598,991.07, 826,624.71 and 327,076.23 is: 451,374.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,991.07 : 826,624.71 = 327,076.23 : x
  2. Step 2: Convert to fraction form
    598,991.07/826,624.71 = 327,076.23/x
  3. Step 3: Cross multiply
    598,991.07x = 826,624.71 × 327,076.23
  4. Step 4: Simplify right side
    598,991.07x = 270,369,293,771.64
  5. Step 5: Solve for x
    x = 270,369,293,771.64/598,991.07
  6. Step 6: Final answer
    x = 451,374.50

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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.