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Finding the Fourth Proportional to 7,300.94, 10,072.96 and 4,942.22

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Solution

The fourth proportional to 7,300.94, 10,072.96 and 4,942.22 is: 6,818.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,300.94 : 10,072.96 = 4,942.22 : x
  2. Step 2: Convert to fraction form
    7,300.94/10,072.96 = 4,942.22/x
  3. Step 3: Cross multiply
    7,300.94x = 10,072.96 × 4,942.22
  4. Step 4: Simplify right side
    7,300.94x = 49,782,721.65
  5. Step 5: Solve for x
    x = 49,782,721.65/7,300.94
  6. Step 6: Final answer
    x = 6,818.68

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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.