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Finding the Fourth Proportional to 6,339,846.24, 8,749,009.97 and 3,439,257.76

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Solution

The fourth proportional to 6,339,846.24, 8,749,009.97 and 3,439,257.76 is: 4,746,187.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,339,846.24 : 8,749,009.97 = 3,439,257.76 : x
  2. Step 2: Convert to fraction form
    6,339,846.24/8,749,009.97 = 3,439,257.76/x
  3. Step 3: Cross multiply
    6,339,846.24x = 8,749,009.97 × 3,439,257.76
  4. Step 4: Simplify right side
    6,339,846.24x = 30,090,100,431,639.87
  5. Step 5: Solve for x
    x = 30,090,100,431,639.87/6,339,846.24
  6. Step 6: Final answer
    x = 4,746,187.73

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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.