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Finding the Fourth Proportional to 3,254.69, 4,879.72 and 1,522.37

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Solution

The fourth proportional to 3,254.69, 4,879.72 and 1,522.37 is: 2,282.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,254.69 : 4,879.72 = 1,522.37 : x
  2. Step 2: Convert to fraction form
    3,254.69/4,879.72 = 1,522.37/x
  3. Step 3: Cross multiply
    3,254.69x = 4,879.72 × 1,522.37
  4. Step 4: Simplify right side
    3,254.69x = 7,428,731.72
  5. Step 5: Solve for x
    x = 7,428,731.72/3,254.69
  6. Step 6: Final answer
    x = 2,282.47

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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.