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Finding the Fourth Proportional to 3,008.48, 4,511.07 and 927.92

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Solution

The fourth proportional to 3,008.48, 4,511.07 and 927.92 is: 1,391.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008.48 : 4,511.07 = 927.92 : x
  2. Step 2: Convert to fraction form
    3,008.48/4,511.07 = 927.92/x
  3. Step 3: Cross multiply
    3,008.48x = 4,511.07 × 927.92
  4. Step 4: Simplify right side
    3,008.48x = 4,185,889.52
  5. Step 5: Solve for x
    x = 4,185,889.52/3,008.48
  6. Step 6: Final answer
    x = 1,391.36

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