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Finding the Fourth Proportional to 7,595.44, 11,398.22 and 2,919.31

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Solution

The fourth proportional to 7,595.44, 11,398.22 and 2,919.31 is: 4,380.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,595.44 : 11,398.22 = 2,919.31 : x
  2. Step 2: Convert to fraction form
    7,595.44/11,398.22 = 2,919.31/x
  3. Step 3: Cross multiply
    7,595.44x = 11,398.22 × 2,919.31
  4. Step 4: Simplify right side
    7,595.44x = 33,274,937.63
  5. Step 5: Solve for x
    x = 33,274,937.63/7,595.44
  6. Step 6: Final answer
    x = 4,380.91

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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.