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Finding the Fourth Proportional to 7,193.73, 10,791.21 and 2,197.23

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Solution

The fourth proportional to 7,193.73, 10,791.21 and 2,197.23 is: 3,296.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,193.73 : 10,791.21 = 2,197.23 : x
  2. Step 2: Convert to fraction form
    7,193.73/10,791.21 = 2,197.23/x
  3. Step 3: Cross multiply
    7,193.73x = 10,791.21 × 2,197.23
  4. Step 4: Simplify right side
    7,193.73x = 23,710,725.76
  5. Step 5: Solve for x
    x = 23,710,725.76/7,193.73
  6. Step 6: Final answer
    x = 3,296.03

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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.