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Finding the Fourth Proportional to 4,388.88, 6,581.43 and 1,755.93

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Solution

The fourth proportional to 4,388.88, 6,581.43 and 1,755.93 is: 2,633.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,388.88 : 6,581.43 = 1,755.93 : x
  2. Step 2: Convert to fraction form
    4,388.88/6,581.43 = 1,755.93/x
  3. Step 3: Cross multiply
    4,388.88x = 6,581.43 × 1,755.93
  4. Step 4: Simplify right side
    4,388.88x = 11,556,530.38
  5. Step 5: Solve for x
    x = 11,556,530.38/4,388.88
  6. Step 6: Final answer
    x = 2,633.14

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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.