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Finding the Fourth Proportional to 3,659.99, 5,480.64 and 2,014.74

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Solution

The fourth proportional to 3,659.99, 5,480.64 and 2,014.74 is: 3,016.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,659.99 : 5,480.64 = 2,014.74 : x
  2. Step 2: Convert to fraction form
    3,659.99/5,480.64 = 2,014.74/x
  3. Step 3: Cross multiply
    3,659.99x = 5,480.64 × 2,014.74
  4. Step 4: Simplify right side
    3,659.99x = 11,042,064.63
  5. Step 5: Solve for x
    x = 11,042,064.63/3,659.99
  6. Step 6: Final answer
    x = 3,016.97

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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.