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Finding the Fourth Proportional to 8,392,974.37, 12,589,460.86 and 2,327,706.03

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Solution

The fourth proportional to 8,392,974.37, 12,589,460.86 and 2,327,706.03 is: 3,491,558.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,392,974.37 : 12,589,460.86 = 2,327,706.03 : x
  2. Step 2: Convert to fraction form
    8,392,974.37/12,589,460.86 = 2,327,706.03/x
  3. Step 3: Cross multiply
    8,392,974.37x = 12,589,460.86 × 2,327,706.03
  4. Step 4: Simplify right side
    8,392,974.37x = 29,304,563,958,270.98
  5. Step 5: Solve for x
    x = 29,304,563,958,270.98/8,392,974.37
  6. Step 6: Final answer
    x = 3,491,558.85

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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.