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Finding the Fourth Proportional to 2,695.62, 4,042.42 and 940.18

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Solution

The fourth proportional to 2,695.62, 4,042.42 and 940.18 is: 1,409.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695.62 : 4,042.42 = 940.18 : x
  2. Step 2: Convert to fraction form
    2,695.62/4,042.42 = 940.18/x
  3. Step 3: Cross multiply
    2,695.62x = 4,042.42 × 940.18
  4. Step 4: Simplify right side
    2,695.62x = 3,800,582.22
  5. Step 5: Solve for x
    x = 3,800,582.22/2,695.62
  6. Step 6: Final answer
    x = 1,409.91

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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.