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Finding the Fourth Proportional to 362,578.26, 543,680.64 and 162,727.32

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Solution

The fourth proportional to 362,578.26, 543,680.64 and 162,727.32 is: 244,007.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,578.26 : 543,680.64 = 162,727.32 : x
  2. Step 2: Convert to fraction form
    362,578.26/543,680.64 = 162,727.32/x
  3. Step 3: Cross multiply
    362,578.26x = 543,680.64 × 162,727.32
  4. Step 4: Simplify right side
    362,578.26x = 88,471,693,483.08
  5. Step 5: Solve for x
    x = 88,471,693,483.08/362,578.26
  6. Step 6: Final answer
    x = 244,007.17

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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.