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Finding the Fourth Proportional to 7,434.72, 11,152.08 and 3,049.11

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Solution

The fourth proportional to 7,434.72, 11,152.08 and 3,049.11 is: 4,573.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,434.72 : 11,152.08 = 3,049.11 : x
  2. Step 2: Convert to fraction form
    7,434.72/11,152.08 = 3,049.11/x
  3. Step 3: Cross multiply
    7,434.72x = 11,152.08 × 3,049.11
  4. Step 4: Simplify right side
    7,434.72x = 34,003,918.65
  5. Step 5: Solve for x
    x = 34,003,918.65/7,434.72
  6. Step 6: Final answer
    x = 4,573.67

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.