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Finding the Fourth Proportional to 5,751.07, 8,622.24 and 2,975.98

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Solution

The fourth proportional to 5,751.07, 8,622.24 and 2,975.98 is: 4,461.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,751.07 : 8,622.24 = 2,975.98 : x
  2. Step 2: Convert to fraction form
    5,751.07/8,622.24 = 2,975.98/x
  3. Step 3: Cross multiply
    5,751.07x = 8,622.24 × 2,975.98
  4. Step 4: Simplify right side
    5,751.07x = 25,659,613.80
  5. Step 5: Solve for x
    x = 25,659,613.80/5,751.07
  6. Step 6: Final answer
    x = 4,461.71

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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.