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Finding the Fourth Proportional to 6,778.99, 10,167.44 and 1,849.03

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Solution

The fourth proportional to 6,778.99, 10,167.44 and 1,849.03 is: 2,773.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,778.99 : 10,167.44 = 1,849.03 : x
  2. Step 2: Convert to fraction form
    6,778.99/10,167.44 = 1,849.03/x
  3. Step 3: Cross multiply
    6,778.99x = 10,167.44 × 1,849.03
  4. Step 4: Simplify right side
    6,778.99x = 18,799,901.58
  5. Step 5: Solve for x
    x = 18,799,901.58/6,778.99
  6. Step 6: Final answer
    x = 2,773.26

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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.