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Finding the Fourth Proportional to 5,668.93, 8,497.32 and 2,743.21

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Solution

The fourth proportional to 5,668.93, 8,497.32 and 2,743.21 is: 4,111.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,668.93 : 8,497.32 = 2,743.21 : x
  2. Step 2: Convert to fraction form
    5,668.93/8,497.32 = 2,743.21/x
  3. Step 3: Cross multiply
    5,668.93x = 8,497.32 × 2,743.21
  4. Step 4: Simplify right side
    5,668.93x = 23,309,933.20
  5. Step 5: Solve for x
    x = 23,309,933.20/5,668.93
  6. Step 6: Final answer
    x = 4,111.88

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Why These Related Problems?

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