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Finding the Fourth Proportional to 4,504.73, 6,724.17 and 4,179.51

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Solution

The fourth proportional to 4,504.73, 6,724.17 and 4,179.51 is: 6,238.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,504.73 : 6,724.17 = 4,179.51 : x
  2. Step 2: Convert to fraction form
    4,504.73/6,724.17 = 4,179.51/x
  3. Step 3: Cross multiply
    4,504.73x = 6,724.17 × 4,179.51
  4. Step 4: Simplify right side
    4,504.73x = 28,103,735.76
  5. Step 5: Solve for x
    x = 28,103,735.76/4,504.73
  6. Step 6: Final answer
    x = 6,238.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.