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Finding the Fourth Proportional to 2,435.88, 3,361.52 and 1,551.49

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Solution

The fourth proportional to 2,435.88, 3,361.52 and 1,551.49 is: 2,141.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,435.88 : 3,361.52 = 1,551.49 : x
  2. Step 2: Convert to fraction form
    2,435.88/3,361.52 = 1,551.49/x
  3. Step 3: Cross multiply
    2,435.88x = 3,361.52 × 1,551.49
  4. Step 4: Simplify right side
    2,435.88x = 5,215,364.66
  5. Step 5: Solve for x
    x = 5,215,364.66/2,435.88
  6. Step 6: Final answer
    x = 2,141.06

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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.