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Finding the Fourth Proportional to 1,953.27, 2,695.21 and 1,114.02

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Solution

The fourth proportional to 1,953.27, 2,695.21 and 1,114.02 is: 1,537.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,953.27 : 2,695.21 = 1,114.02 : x
  2. Step 2: Convert to fraction form
    1,953.27/2,695.21 = 1,114.02/x
  3. Step 3: Cross multiply
    1,953.27x = 2,695.21 × 1,114.02
  4. Step 4: Simplify right side
    1,953.27x = 3,002,517.84
  5. Step 5: Solve for x
    x = 3,002,517.84/1,953.27
  6. Step 6: Final answer
    x = 1,537.18

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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.