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Finding the Fourth Proportional to 2,134, 3,200.98 and 1,166.26

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Solution

The fourth proportional to 2,134, 3,200.98 and 1,166.26 is: 1,749.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,134 : 3,200.98 = 1,166.26 : x
  2. Step 2: Convert to fraction form
    2,134/3,200.98 = 1,166.26/x
  3. Step 3: Cross multiply
    2,134x = 3,200.98 × 1,166.26
  4. Step 4: Simplify right side
    2,134x = 3,733,174.93
  5. Step 5: Solve for x
    x = 3,733,174.93/2,134
  6. Step 6: Final answer
    x = 1,749.38

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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.