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Finding the Fourth Proportional to 5,789.67, 8,677.51 and 2,665.29

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Solution

The fourth proportional to 5,789.67, 8,677.51 and 2,665.29 is: 3,994.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,789.67 : 8,677.51 = 2,665.29 : x
  2. Step 2: Convert to fraction form
    5,789.67/8,677.51 = 2,665.29/x
  3. Step 3: Cross multiply
    5,789.67x = 8,677.51 × 2,665.29
  4. Step 4: Simplify right side
    5,789.67x = 23,128,080.63
  5. Step 5: Solve for x
    x = 23,128,080.63/5,789.67
  6. Step 6: Final answer
    x = 3,994.71

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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.