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Finding the Fourth Proportional to 9,273.56, 13,884.11 and 8,397.70

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Solution

The fourth proportional to 9,273.56, 13,884.11 and 8,397.70 is: 12,572.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,273.56 : 13,884.11 = 8,397.70 : x
  2. Step 2: Convert to fraction form
    9,273.56/13,884.11 = 8,397.70/x
  3. Step 3: Cross multiply
    9,273.56x = 13,884.11 × 8,397.70
  4. Step 4: Simplify right side
    9,273.56x = 116,594,584.39
  5. Step 5: Solve for x
    x = 116,594,584.39/9,273.56
  6. Step 6: Final answer
    x = 12,572.79

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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.