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Finding the Fourth Proportional to 5,468.97, 7,544.56 and 3,579.72

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Solution

The fourth proportional to 5,468.97, 7,544.56 and 3,579.72 is: 4,938.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,468.97 : 7,544.56 = 3,579.72 : x
  2. Step 2: Convert to fraction form
    5,468.97/7,544.56 = 3,579.72/x
  3. Step 3: Cross multiply
    5,468.97x = 7,544.56 × 3,579.72
  4. Step 4: Simplify right side
    5,468.97x = 27,007,431.67
  5. Step 5: Solve for x
    x = 27,007,431.67/5,468.97
  6. Step 6: Final answer
    x = 4,938.30

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Half scale
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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.