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Finding the Fourth Proportional to 5,974.90, 8,245.22 and 3,322.30

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Solution

The fourth proportional to 5,974.90, 8,245.22 and 3,322.30 is: 4,584.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,974.90 : 8,245.22 = 3,322.30 : x
  2. Step 2: Convert to fraction form
    5,974.90/8,245.22 = 3,322.30/x
  3. Step 3: Cross multiply
    5,974.90x = 8,245.22 × 3,322.30
  4. Step 4: Simplify right side
    5,974.90x = 27,393,094.41
  5. Step 5: Solve for x
    x = 27,393,094.41/5,974.90
  6. Step 6: Final answer
    x = 4,584.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.