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Finding the Fourth Proportional to 362,491.04, 543,694.78 and 96,272.38

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Solution

The fourth proportional to 362,491.04, 543,694.78 and 96,272.38 is: 144,397.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,491.04 : 543,694.78 = 96,272.38 : x
  2. Step 2: Convert to fraction form
    362,491.04/543,694.78 = 96,272.38/x
  3. Step 3: Cross multiply
    362,491.04x = 543,694.78 × 96,272.38
  4. Step 4: Simplify right side
    362,491.04x = 52,342,790,464.18
  5. Step 5: Solve for x
    x = 52,342,790,464.18/362,491.04
  6. Step 6: Final answer
    x = 144,397.47

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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.