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Finding the Fourth Proportional to 5,985.39, 8,979.05 and 2,037

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Solution

The fourth proportional to 5,985.39, 8,979.05 and 2,037 is: 3,055.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,985.39 : 8,979.05 = 2,037 : x
  2. Step 2: Convert to fraction form
    5,985.39/8,979.05 = 2,037/x
  3. Step 3: Cross multiply
    5,985.39x = 8,979.05 × 2,037
  4. Step 4: Simplify right side
    5,985.39x = 18,290,324.85
  5. Step 5: Solve for x
    x = 18,290,324.85/5,985.39
  6. Step 6: Final answer
    x = 3,055.83

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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.