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Finding the Fourth Proportional to 4,563.88, 6,845.64 and 3,173.12

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Solution

The fourth proportional to 4,563.88, 6,845.64 and 3,173.12 is: 4,759.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,563.88 : 6,845.64 = 3,173.12 : x
  2. Step 2: Convert to fraction form
    4,563.88/6,845.64 = 3,173.12/x
  3. Step 3: Cross multiply
    4,563.88x = 6,845.64 × 3,173.12
  4. Step 4: Simplify right side
    4,563.88x = 21,722,037.20
  5. Step 5: Solve for x
    x = 21,722,037.20/4,563.88
  6. Step 6: Final answer
    x = 4,759.55

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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.