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Finding the Fourth Proportional to 605,150.56, 835,100.92 and 333,212.80

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Solution

The fourth proportional to 605,150.56, 835,100.92 and 333,212.80 is: 459,829.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,150.56 : 835,100.92 = 333,212.80 : x
  2. Step 2: Convert to fraction form
    605,150.56/835,100.92 = 333,212.80/x
  3. Step 3: Cross multiply
    605,150.56x = 835,100.92 × 333,212.80
  4. Step 4: Simplify right side
    605,150.56x = 278,266,315,835.78
  5. Step 5: Solve for x
    x = 278,266,315,835.78/605,150.56
  6. Step 6: Final answer
    x = 459,829.89

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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.