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Finding the Fourth Proportional to 5,694.86, 7,855.75 and 3,336.55

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Solution

The fourth proportional to 5,694.86, 7,855.75 and 3,336.55 is: 4,602.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,694.86 : 7,855.75 = 3,336.55 : x
  2. Step 2: Convert to fraction form
    5,694.86/7,855.75 = 3,336.55/x
  3. Step 3: Cross multiply
    5,694.86x = 7,855.75 × 3,336.55
  4. Step 4: Simplify right side
    5,694.86x = 26,211,087.19
  5. Step 5: Solve for x
    x = 26,211,087.19/5,694.86
  6. Step 6: Final answer
    x = 4,602.58

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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.