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Finding the Fourth Proportional to 7,488.57, 10,333.83 and 4,299.65

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Solution

The fourth proportional to 7,488.57, 10,333.83 and 4,299.65 is: 5,933.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,488.57 : 10,333.83 = 4,299.65 : x
  2. Step 2: Convert to fraction form
    7,488.57/10,333.83 = 4,299.65/x
  3. Step 3: Cross multiply
    7,488.57x = 10,333.83 × 4,299.65
  4. Step 4: Simplify right side
    7,488.57x = 44,431,852.16
  5. Step 5: Solve for x
    x = 44,431,852.16/7,488.57
  6. Step 6: Final answer
    x = 5,933.29

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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.