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Finding the Fourth Proportional to 7,500.60, 11,229.30 and 4,584.60

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Solution

The fourth proportional to 7,500.60, 11,229.30 and 4,584.60 is: 6,863.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,500.60 : 11,229.30 = 4,584.60 : x
  2. Step 2: Convert to fraction form
    7,500.60/11,229.30 = 4,584.60/x
  3. Step 3: Cross multiply
    7,500.60x = 11,229.30 × 4,584.60
  4. Step 4: Simplify right side
    7,500.60x = 51,481,848.78
  5. Step 5: Solve for x
    x = 51,481,848.78/7,500.60
  6. Step 6: Final answer
    x = 6,863.70

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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.