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Finding the Fourth Proportional to 535,183.56, 738,940.77 and 344,529.09

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Solution

The fourth proportional to 535,183.56, 738,940.77 and 344,529.09 is: 475,699.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,183.56 : 738,940.77 = 344,529.09 : x
  2. Step 2: Convert to fraction form
    535,183.56/738,940.77 = 344,529.09/x
  3. Step 3: Cross multiply
    535,183.56x = 738,940.77 × 344,529.09
  4. Step 4: Simplify right side
    535,183.56x = 254,586,591,052.00
  5. Step 5: Solve for x
    x = 254,586,591,052.00/535,183.56
  6. Step 6: Final answer
    x = 475,699.57

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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.