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Finding the Fourth Proportional to 7,067.70, 10,601.55 and 2,904.98

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Solution

The fourth proportional to 7,067.70, 10,601.55 and 2,904.98 is: 4,357.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,067.70 : 10,601.55 = 2,904.98 : x
  2. Step 2: Convert to fraction form
    7,067.70/10,601.55 = 2,904.98/x
  3. Step 3: Cross multiply
    7,067.70x = 10,601.55 × 2,904.98
  4. Step 4: Simplify right side
    7,067.70x = 30,797,237.71
  5. Step 5: Solve for x
    x = 30,797,237.71/7,067.70
  6. Step 6: Final answer
    x = 4,357.46

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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.