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Finding the Fourth Proportional to 2,305, 3,458.94 and 844.84

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Solution

The fourth proportional to 2,305, 3,458.94 and 844.84 is: 1,267.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,305 : 3,458.94 = 844.84 : x
  2. Step 2: Convert to fraction form
    2,305/3,458.94 = 844.84/x
  3. Step 3: Cross multiply
    2,305x = 3,458.94 × 844.84
  4. Step 4: Simplify right side
    2,305x = 2,922,250.87
  5. Step 5: Solve for x
    x = 2,922,250.87/2,305
  6. Step 6: Final answer
    x = 1,267.79

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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.