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Finding the Fourth Proportional to 2,393.70, 3,589.92 and 1,094.88

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Solution

The fourth proportional to 2,393.70, 3,589.92 and 1,094.88 is: 1,642.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,393.70 : 3,589.92 = 1,094.88 : x
  2. Step 2: Convert to fraction form
    2,393.70/3,589.92 = 1,094.88/x
  3. Step 3: Cross multiply
    2,393.70x = 3,589.92 × 1,094.88
  4. Step 4: Simplify right side
    2,393.70x = 3,930,531.61
  5. Step 5: Solve for x
    x = 3,930,531.61/2,393.70
  6. Step 6: Final answer
    x = 1,642.03

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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.