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Finding the Fourth Proportional to 5,612.58, 7,745.42 and 3,094.79

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Solution

The fourth proportional to 5,612.58, 7,745.42 and 3,094.79 is: 4,270.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,612.58 : 7,745.42 = 3,094.79 : x
  2. Step 2: Convert to fraction form
    5,612.58/7,745.42 = 3,094.79/x
  3. Step 3: Cross multiply
    5,612.58x = 7,745.42 × 3,094.79
  4. Step 4: Simplify right side
    5,612.58x = 23,970,448.36
  5. Step 5: Solve for x
    x = 23,970,448.36/5,612.58
  6. Step 6: Final answer
    x = 4,270.84

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.