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Finding the Fourth Proportional to 1,734.08, 2,601.42 and 759.96

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Solution

The fourth proportional to 1,734.08, 2,601.42 and 759.96 is: 1,140.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,734.08 : 2,601.42 = 759.96 : x
  2. Step 2: Convert to fraction form
    1,734.08/2,601.42 = 759.96/x
  3. Step 3: Cross multiply
    1,734.08x = 2,601.42 × 759.96
  4. Step 4: Simplify right side
    1,734.08x = 1,976,975.14
  5. Step 5: Solve for x
    x = 1,976,975.14/1,734.08
  6. Step 6: Final answer
    x = 1,140.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.