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Finding the Fourth Proportional to 5,940.54, 8,910.41 and 2,047.68

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Solution

The fourth proportional to 5,940.54, 8,910.41 and 2,047.68 is: 3,071.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,940.54 : 8,910.41 = 2,047.68 : x
  2. Step 2: Convert to fraction form
    5,940.54/8,910.41 = 2,047.68/x
  3. Step 3: Cross multiply
    5,940.54x = 8,910.41 × 2,047.68
  4. Step 4: Simplify right side
    5,940.54x = 18,245,658.11
  5. Step 5: Solve for x
    x = 18,245,658.11/5,940.54
  6. Step 6: Final answer
    x = 3,071.38

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1.5x scale

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.