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Finding the Fourth Proportional to 2,801.69, 3,862.72 and 2,295.66

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Solution

The fourth proportional to 2,801.69, 3,862.72 and 2,295.66 is: 3,165.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,801.69 : 3,862.72 = 2,295.66 : x
  2. Step 2: Convert to fraction form
    2,801.69/3,862.72 = 2,295.66/x
  3. Step 3: Cross multiply
    2,801.69x = 3,862.72 × 2,295.66
  4. Step 4: Simplify right side
    2,801.69x = 8,867,509.15
  5. Step 5: Solve for x
    x = 8,867,509.15/2,801.69
  6. Step 6: Final answer
    x = 3,165.06

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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.