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Finding the Fourth Proportional to 2,229.68, 3,343.71 and 1,135.01

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Solution

The fourth proportional to 2,229.68, 3,343.71 and 1,135.01 is: 1,702.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229.68 : 3,343.71 = 1,135.01 : x
  2. Step 2: Convert to fraction form
    2,229.68/3,343.71 = 1,135.01/x
  3. Step 3: Cross multiply
    2,229.68x = 3,343.71 × 1,135.01
  4. Step 4: Simplify right side
    2,229.68x = 3,795,144.29
  5. Step 5: Solve for x
    x = 3,795,144.29/2,229.68
  6. Step 6: Final answer
    x = 1,702.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.