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Finding the Fourth Proportional to 7,333.74, 11,000.31 and 5,270.97

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Solution

The fourth proportional to 7,333.74, 11,000.31 and 5,270.97 is: 7,906.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,333.74 : 11,000.31 = 5,270.97 : x
  2. Step 2: Convert to fraction form
    7,333.74/11,000.31 = 5,270.97/x
  3. Step 3: Cross multiply
    7,333.74x = 11,000.31 × 5,270.97
  4. Step 4: Simplify right side
    7,333.74x = 57,982,325.49
  5. Step 5: Solve for x
    x = 57,982,325.49/7,333.74
  6. Step 6: Final answer
    x = 7,906.24

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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.