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Finding the Fourth Proportional to 3,950.99, 5,924.61 and 1,176.69

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Solution

The fourth proportional to 3,950.99, 5,924.61 and 1,176.69 is: 1,764.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,950.99 : 5,924.61 = 1,176.69 : x
  2. Step 2: Convert to fraction form
    3,950.99/5,924.61 = 1,176.69/x
  3. Step 3: Cross multiply
    3,950.99x = 5,924.61 × 1,176.69
  4. Step 4: Simplify right side
    3,950.99x = 6,971,451.56
  5. Step 5: Solve for x
    x = 6,971,451.56/3,950.99
  6. Step 6: Final answer
    x = 1,764.48

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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.