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Finding the Fourth Proportional to 2,706.35, 3,734.82 and 1,527.20

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Solution

The fourth proportional to 2,706.35, 3,734.82 and 1,527.20 is: 2,107.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,706.35 : 3,734.82 = 1,527.20 : x
  2. Step 2: Convert to fraction form
    2,706.35/3,734.82 = 1,527.20/x
  3. Step 3: Cross multiply
    2,706.35x = 3,734.82 × 1,527.20
  4. Step 4: Simplify right side
    2,706.35x = 5,703,790.79
  5. Step 5: Solve for x
    x = 5,703,790.79/2,706.35
  6. Step 6: Final answer
    x = 2,107.56

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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.