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Finding the Fourth Proportional to 5,961.13, 8,940.48 and 2,998.76

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Solution

The fourth proportional to 5,961.13, 8,940.48 and 2,998.76 is: 4,497.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,961.13 : 8,940.48 = 2,998.76 : x
  2. Step 2: Convert to fraction form
    5,961.13/8,940.48 = 2,998.76/x
  3. Step 3: Cross multiply
    5,961.13x = 8,940.48 × 2,998.76
  4. Step 4: Simplify right side
    5,961.13x = 26,810,297.86
  5. Step 5: Solve for x
    x = 26,810,297.86/5,961.13
  6. Step 6: Final answer
    x = 4,497.52

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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.