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Finding the Fourth Proportional to 7,067.52, 10,601.64 and 3,556.98

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Solution

The fourth proportional to 7,067.52, 10,601.64 and 3,556.98 is: 5,335.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,067.52 : 10,601.64 = 3,556.98 : x
  2. Step 2: Convert to fraction form
    7,067.52/10,601.64 = 3,556.98/x
  3. Step 3: Cross multiply
    7,067.52x = 10,601.64 × 3,556.98
  4. Step 4: Simplify right side
    7,067.52x = 37,709,821.45
  5. Step 5: Solve for x
    x = 37,709,821.45/7,067.52
  6. Step 6: Final answer
    x = 5,335.65

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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.