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Finding the Fourth Proportional to 4,006, 6,008.98 and 1,814.68

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Solution

The fourth proportional to 4,006, 6,008.98 and 1,814.68 is: 2,722.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,006 : 6,008.98 = 1,814.68 : x
  2. Step 2: Convert to fraction form
    4,006/6,008.98 = 1,814.68/x
  3. Step 3: Cross multiply
    4,006x = 6,008.98 × 1,814.68
  4. Step 4: Simplify right side
    4,006x = 10,904,375.83
  5. Step 5: Solve for x
    x = 10,904,375.83/4,006
  6. Step 6: Final answer
    x = 2,722.01

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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.