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Finding the Fourth Proportional to 5,973.72, 8,244.12 and 3,321.04

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Solution

The fourth proportional to 5,973.72, 8,244.12 and 3,321.04 is: 4,583.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,973.72 : 8,244.12 = 3,321.04 : x
  2. Step 2: Convert to fraction form
    5,973.72/8,244.12 = 3,321.04/x
  3. Step 3: Cross multiply
    5,973.72x = 8,244.12 × 3,321.04
  4. Step 4: Simplify right side
    5,973.72x = 27,379,052.28
  5. Step 5: Solve for x
    x = 27,379,052.28/5,973.72
  6. Step 6: Final answer
    x = 4,583.25

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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.