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Finding the Fourth Proportional to 2,069, 3,103.62 and 588.11

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Solution

The fourth proportional to 2,069, 3,103.62 and 588.11 is: 882.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,069 : 3,103.62 = 588.11 : x
  2. Step 2: Convert to fraction form
    2,069/3,103.62 = 588.11/x
  3. Step 3: Cross multiply
    2,069x = 3,103.62 × 588.11
  4. Step 4: Simplify right side
    2,069x = 1,825,254.44
  5. Step 5: Solve for x
    x = 1,825,254.44/2,069
  6. Step 6: Final answer
    x = 882.19

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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.