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Finding the Fourth Proportional to 4,976.04, 6,855.14 and 3,481.32

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Solution

The fourth proportional to 4,976.04, 6,855.14 and 3,481.32 is: 4,795.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,976.04 : 6,855.14 = 3,481.32 : x
  2. Step 2: Convert to fraction form
    4,976.04/6,855.14 = 3,481.32/x
  3. Step 3: Cross multiply
    4,976.04x = 6,855.14 × 3,481.32
  4. Step 4: Simplify right side
    4,976.04x = 23,864,935.98
  5. Step 5: Solve for x
    x = 23,864,935.98/4,976.04
  6. Step 6: Final answer
    x = 4,795.97

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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.