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Finding the Fourth Proportional to 5,683, 8,518.44 and 2,754.88

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Solution

The fourth proportional to 5,683, 8,518.44 and 2,754.88 is: 4,129.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,683 : 8,518.44 = 2,754.88 : x
  2. Step 2: Convert to fraction form
    5,683/8,518.44 = 2,754.88/x
  3. Step 3: Cross multiply
    5,683x = 8,518.44 × 2,754.88
  4. Step 4: Simplify right side
    5,683x = 23,467,279.99
  5. Step 5: Solve for x
    x = 23,467,279.99/5,683
  6. Step 6: Final answer
    x = 4,129.38

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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.