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Finding the Fourth Proportional to 2,744.94, 4,118.04 and 896.16

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Solution

The fourth proportional to 2,744.94, 4,118.04 and 896.16 is: 1,344.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,744.94 : 4,118.04 = 896.16 : x
  2. Step 2: Convert to fraction form
    2,744.94/4,118.04 = 896.16/x
  3. Step 3: Cross multiply
    2,744.94x = 4,118.04 × 896.16
  4. Step 4: Simplify right side
    2,744.94x = 3,690,422.73
  5. Step 5: Solve for x
    x = 3,690,422.73/2,744.94
  6. Step 6: Final answer
    x = 1,344.45

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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.