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Finding the Fourth Proportional to 362,183.52, 543,324.82 and 137,567.54

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Solution

The fourth proportional to 362,183.52, 543,324.82 and 137,567.54 is: 206,370.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,183.52 : 543,324.82 = 137,567.54 : x
  2. Step 2: Convert to fraction form
    362,183.52/543,324.82 = 137,567.54/x
  3. Step 3: Cross multiply
    362,183.52x = 543,324.82 × 137,567.54
  4. Step 4: Simplify right side
    362,183.52x = 74,743,858,908.34
  5. Step 5: Solve for x
    x = 74,743,858,908.34/362,183.52
  6. Step 6: Final answer
    x = 206,370.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.