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Finding the Fourth Proportional to 3,296.66, 4,548.49 and 1,879.83

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Solution

The fourth proportional to 3,296.66, 4,548.49 and 1,879.83 is: 2,593.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,296.66 : 4,548.49 = 1,879.83 : x
  2. Step 2: Convert to fraction form
    3,296.66/4,548.49 = 1,879.83/x
  3. Step 3: Cross multiply
    3,296.66x = 4,548.49 × 1,879.83
  4. Step 4: Simplify right side
    3,296.66x = 8,550,403.98
  5. Step 5: Solve for x
    x = 8,550,403.98/3,296.66
  6. Step 6: Final answer
    x = 2,593.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.