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Finding the Fourth Proportional to 3,443.70, 5,166.26 and 1,799.80

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Solution

The fourth proportional to 3,443.70, 5,166.26 and 1,799.80 is: 2,700.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,443.70 : 5,166.26 = 1,799.80 : x
  2. Step 2: Convert to fraction form
    3,443.70/5,166.26 = 1,799.80/x
  3. Step 3: Cross multiply
    3,443.70x = 5,166.26 × 1,799.80
  4. Step 4: Simplify right side
    3,443.70x = 9,298,234.75
  5. Step 5: Solve for x
    x = 9,298,234.75/3,443.70
  6. Step 6: Final answer
    x = 2,700.07

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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.