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Finding the Fourth Proportional to 4,491,813.65, 6,738,012.08 and 2,366,049.65

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Solution

The fourth proportional to 4,491,813.65, 6,738,012.08 and 2,366,049.65 is: 3,549,228.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,491,813.65 : 6,738,012.08 = 2,366,049.65 : x
  2. Step 2: Convert to fraction form
    4,491,813.65/6,738,012.08 = 2,366,049.65/x
  3. Step 3: Cross multiply
    4,491,813.65x = 6,738,012.08 × 2,366,049.65
  4. Step 4: Simplify right side
    4,491,813.65x = 15,942,471,111,749.52
  5. Step 5: Solve for x
    x = 15,942,471,111,749.52/4,491,813.65
  6. Step 6: Final answer
    x = 3,549,228.07

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Why These Related Problems?

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