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Finding the Fourth Proportional to 7,201.73, 10,791.63 and 5,344.13

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Solution

The fourth proportional to 7,201.73, 10,791.63 and 5,344.13 is: 8,008.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,201.73 : 10,791.63 = 5,344.13 : x
  2. Step 2: Convert to fraction form
    7,201.73/10,791.63 = 5,344.13/x
  3. Step 3: Cross multiply
    7,201.73x = 10,791.63 × 5,344.13
  4. Step 4: Simplify right side
    7,201.73x = 57,671,819.67
  5. Step 5: Solve for x
    x = 57,671,819.67/7,201.73
  6. Step 6: Final answer
    x = 8,008.06

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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.