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Finding the Fourth Proportional to 2,755.55, 3,802.46 and 1,576.59

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Solution

The fourth proportional to 2,755.55, 3,802.46 and 1,576.59 is: 2,175.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,755.55 : 3,802.46 = 1,576.59 : x
  2. Step 2: Convert to fraction form
    2,755.55/3,802.46 = 1,576.59/x
  3. Step 3: Cross multiply
    2,755.55x = 3,802.46 × 1,576.59
  4. Step 4: Simplify right side
    2,755.55x = 5,994,912.53
  5. Step 5: Solve for x
    x = 5,994,912.53/2,755.55
  6. Step 6: Final answer
    x = 2,175.58

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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.