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Finding the Fourth Proportional to 7,388.52, 11,078.71 and 5,051.16

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Solution

The fourth proportional to 7,388.52, 11,078.71 and 5,051.16 is: 7,573.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388.52 : 11,078.71 = 5,051.16 : x
  2. Step 2: Convert to fraction form
    7,388.52/11,078.71 = 5,051.16/x
  3. Step 3: Cross multiply
    7,388.52x = 11,078.71 × 5,051.16
  4. Step 4: Simplify right side
    7,388.52x = 55,960,324.18
  5. Step 5: Solve for x
    x = 55,960,324.18/7,388.52
  6. Step 6: Final answer
    x = 7,573.96

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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.