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Finding the Fourth Proportional to 3,704.65, 5,530.57 and 3,574.87

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Solution

The fourth proportional to 3,704.65, 5,530.57 and 3,574.87 is: 5,336.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,704.65 : 5,530.57 = 3,574.87 : x
  2. Step 2: Convert to fraction form
    3,704.65/5,530.57 = 3,574.87/x
  3. Step 3: Cross multiply
    3,704.65x = 5,530.57 × 3,574.87
  4. Step 4: Simplify right side
    3,704.65x = 19,771,064.32
  5. Step 5: Solve for x
    x = 19,771,064.32/3,704.65
  6. Step 6: Final answer
    x = 5,336.83

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.