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Finding the Fourth Proportional to 7,340.56, 10,992.03 and 4,049.98

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Solution

The fourth proportional to 7,340.56, 10,992.03 and 4,049.98 is: 6,064.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340.56 : 10,992.03 = 4,049.98 : x
  2. Step 2: Convert to fraction form
    7,340.56/10,992.03 = 4,049.98/x
  3. Step 3: Cross multiply
    7,340.56x = 10,992.03 × 4,049.98
  4. Step 4: Simplify right side
    7,340.56x = 44,517,501.66
  5. Step 5: Solve for x
    x = 44,517,501.66/7,340.56
  6. Step 6: Final answer
    x = 6,064.59

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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.