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Finding the Fourth Proportional to 362,552.92, 543,829.58 and 137,861.49

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Solution

The fourth proportional to 362,552.92, 543,829.58 and 137,861.49 is: 206,792.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,552.92 : 543,829.58 = 137,861.49 : x
  2. Step 2: Convert to fraction form
    362,552.92/543,829.58 = 137,861.49/x
  3. Step 3: Cross multiply
    362,552.92x = 543,829.58 × 137,861.49
  4. Step 4: Simplify right side
    362,552.92x = 74,973,156,204.87
  5. Step 5: Solve for x
    x = 74,973,156,204.87/362,552.92
  6. Step 6: Final answer
    x = 206,792.31

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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.