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Finding the Fourth Proportional to 2,037.73, 3,056.74 and 998.60

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Solution

The fourth proportional to 2,037.73, 3,056.74 and 998.60 is: 1,497.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,037.73 : 3,056.74 = 998.60 : x
  2. Step 2: Convert to fraction form
    2,037.73/3,056.74 = 998.60/x
  3. Step 3: Cross multiply
    2,037.73x = 3,056.74 × 998.60
  4. Step 4: Simplify right side
    2,037.73x = 3,052,460.56
  5. Step 5: Solve for x
    x = 3,052,460.56/2,037.73
  6. Step 6: Final answer
    x = 1,497.97

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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.