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Finding the Fourth Proportional to 5,899.18, 8,850.40 and 2,003.90

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Solution

The fourth proportional to 5,899.18, 8,850.40 and 2,003.90 is: 3,006.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,899.18 : 8,850.40 = 2,003.90 : x
  2. Step 2: Convert to fraction form
    5,899.18/8,850.40 = 2,003.90/x
  3. Step 3: Cross multiply
    5,899.18x = 8,850.40 × 2,003.90
  4. Step 4: Simplify right side
    5,899.18x = 17,735,316.56
  5. Step 5: Solve for x
    x = 17,735,316.56/5,899.18
  6. Step 6: Final answer
    x = 3,006.40

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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.