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Finding the Fourth Proportional to 5,903.74, 8,849.53 and 2,618.38

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Solution

The fourth proportional to 5,903.74, 8,849.53 and 2,618.38 is: 3,924.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,903.74 : 8,849.53 = 2,618.38 : x
  2. Step 2: Convert to fraction form
    5,903.74/8,849.53 = 2,618.38/x
  3. Step 3: Cross multiply
    5,903.74x = 8,849.53 × 2,618.38
  4. Step 4: Simplify right side
    5,903.74x = 23,171,375.02
  5. Step 5: Solve for x
    x = 23,171,375.02/5,903.74
  6. Step 6: Final answer
    x = 3,924.87

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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.