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Finding the Fourth Proportional to 2,619, 3,614.39 and 1,624.94

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Solution

The fourth proportional to 2,619, 3,614.39 and 1,624.94 is: 2,242.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,619 : 3,614.39 = 1,624.94 : x
  2. Step 2: Convert to fraction form
    2,619/3,614.39 = 1,624.94/x
  3. Step 3: Cross multiply
    2,619x = 3,614.39 × 1,624.94
  4. Step 4: Simplify right side
    2,619x = 5,873,166.89
  5. Step 5: Solve for x
    x = 5,873,166.89/2,619
  6. Step 6: Final answer
    x = 2,242.52

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.