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Finding the Fourth Proportional to 5,204, 7,179.28 and 3,410.88

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Solution

The fourth proportional to 5,204, 7,179.28 and 3,410.88 is: 4,705.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,204 : 7,179.28 = 3,410.88 : x
  2. Step 2: Convert to fraction form
    5,204/7,179.28 = 3,410.88/x
  3. Step 3: Cross multiply
    5,204x = 7,179.28 × 3,410.88
  4. Step 4: Simplify right side
    5,204x = 24,487,662.57
  5. Step 5: Solve for x
    x = 24,487,662.57/5,204
  6. Step 6: Final answer
    x = 4,705.55

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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.