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Finding the Fourth Proportional to 2,244.94, 3,367.18 and 928.31

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Solution

The fourth proportional to 2,244.94, 3,367.18 and 928.31 is: 1,392.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,244.94 : 3,367.18 = 928.31 : x
  2. Step 2: Convert to fraction form
    2,244.94/3,367.18 = 928.31/x
  3. Step 3: Cross multiply
    2,244.94x = 3,367.18 × 928.31
  4. Step 4: Simplify right side
    2,244.94x = 3,125,782.22
  5. Step 5: Solve for x
    x = 3,125,782.22/2,244.94
  6. Step 6: Final answer
    x = 1,392.37

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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.