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Finding the Fourth Proportional to 6,775.58, 10,167.71 and 2,879.99

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Solution

The fourth proportional to 6,775.58, 10,167.71 and 2,879.99 is: 4,321.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,775.58 : 10,167.71 = 2,879.99 : x
  2. Step 2: Convert to fraction form
    6,775.58/10,167.71 = 2,879.99/x
  3. Step 3: Cross multiply
    6,775.58x = 10,167.71 × 2,879.99
  4. Step 4: Simplify right side
    6,775.58x = 29,282,903.12
  5. Step 5: Solve for x
    x = 29,282,903.12/6,775.58
  6. Step 6: Final answer
    x = 4,321.83

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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.