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Finding the Fourth Proportional to 3,012.27, 4,520.84 and 1,551.84

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Solution

The fourth proportional to 3,012.27, 4,520.84 and 1,551.84 is: 2,329.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012.27 : 4,520.84 = 1,551.84 : x
  2. Step 2: Convert to fraction form
    3,012.27/4,520.84 = 1,551.84/x
  3. Step 3: Cross multiply
    3,012.27x = 4,520.84 × 1,551.84
  4. Step 4: Simplify right side
    3,012.27x = 7,015,620.35
  5. Step 5: Solve for x
    x = 7,015,620.35/3,012.27
  6. Step 6: Final answer
    x = 2,329.01

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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.