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Finding the Fourth Proportional to 5,755.93, 8,636.63 and 2,982.08

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Solution

The fourth proportional to 5,755.93, 8,636.63 and 2,982.08 is: 4,474.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,755.93 : 8,636.63 = 2,982.08 : x
  2. Step 2: Convert to fraction form
    5,755.93/8,636.63 = 2,982.08/x
  3. Step 3: Cross multiply
    5,755.93x = 8,636.63 × 2,982.08
  4. Step 4: Simplify right side
    5,755.93x = 25,755,128.27
  5. Step 5: Solve for x
    x = 25,755,128.27/5,755.93
  6. Step 6: Final answer
    x = 4,474.54

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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.