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Finding the Fourth Proportional to 6,920.73, 9,550.62 and 3,776.94

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Solution

The fourth proportional to 6,920.73, 9,550.62 and 3,776.94 is: 5,212.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,920.73 : 9,550.62 = 3,776.94 : x
  2. Step 2: Convert to fraction form
    6,920.73/9,550.62 = 3,776.94/x
  3. Step 3: Cross multiply
    6,920.73x = 9,550.62 × 3,776.94
  4. Step 4: Simplify right side
    6,920.73x = 36,072,118.70
  5. Step 5: Solve for x
    x = 36,072,118.70/6,920.73
  6. Step 6: Final answer
    x = 5,212.18

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.