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Finding the Fourth Proportional to 1,734.81, 2,601.14 and 965.85

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Solution

The fourth proportional to 1,734.81, 2,601.14 and 965.85 is: 1,448.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,734.81 : 2,601.14 = 965.85 : x
  2. Step 2: Convert to fraction form
    1,734.81/2,601.14 = 965.85/x
  3. Step 3: Cross multiply
    1,734.81x = 2,601.14 × 965.85
  4. Step 4: Simplify right side
    1,734.81x = 2,512,306.24
  5. Step 5: Solve for x
    x = 2,512,306.24/1,734.81
  6. Step 6: Final answer
    x = 1,448.17

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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.