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Finding the Fourth Proportional to 3,677.44, 5,517.94 and 1,828.22

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Solution

The fourth proportional to 3,677.44, 5,517.94 and 1,828.22 is: 2,743.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,677.44 : 5,517.94 = 1,828.22 : x
  2. Step 2: Convert to fraction form
    3,677.44/5,517.94 = 1,828.22/x
  3. Step 3: Cross multiply
    3,677.44x = 5,517.94 × 1,828.22
  4. Step 4: Simplify right side
    3,677.44x = 10,088,008.27
  5. Step 5: Solve for x
    x = 10,088,008.27/3,677.44
  6. Step 6: Final answer
    x = 2,743.21

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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.