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Finding the Fourth Proportional to 2,915.82, 4,022.19 and 1,737.27

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Solution

The fourth proportional to 2,915.82, 4,022.19 and 1,737.27 is: 2,396.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915.82 : 4,022.19 = 1,737.27 : x
  2. Step 2: Convert to fraction form
    2,915.82/4,022.19 = 1,737.27/x
  3. Step 3: Cross multiply
    2,915.82x = 4,022.19 × 1,737.27
  4. Step 4: Simplify right side
    2,915.82x = 6,987,630.02
  5. Step 5: Solve for x
    x = 6,987,630.02/2,915.82
  6. Step 6: Final answer
    x = 2,396.45

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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.