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Finding the Fourth Proportional to 2,196.87, 3,033.72 and 1,412.30

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Solution

The fourth proportional to 2,196.87, 3,033.72 and 1,412.30 is: 1,950.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,196.87 : 3,033.72 = 1,412.30 : x
  2. Step 2: Convert to fraction form
    2,196.87/3,033.72 = 1,412.30/x
  3. Step 3: Cross multiply
    2,196.87x = 3,033.72 × 1,412.30
  4. Step 4: Simplify right side
    2,196.87x = 4,284,522.76
  5. Step 5: Solve for x
    x = 4,284,522.76/2,196.87
  6. Step 6: Final answer
    x = 1,950.29

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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.