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Finding the Fourth Proportional to 5,582.73, 8,375.31 and 2,657.01

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Solution

The fourth proportional to 5,582.73, 8,375.31 and 2,657.01 is: 3,986.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,582.73 : 8,375.31 = 2,657.01 : x
  2. Step 2: Convert to fraction form
    5,582.73/8,375.31 = 2,657.01/x
  3. Step 3: Cross multiply
    5,582.73x = 8,375.31 × 2,657.01
  4. Step 4: Simplify right side
    5,582.73x = 22,253,282.42
  5. Step 5: Solve for x
    x = 22,253,282.42/5,582.73
  6. Step 6: Final answer
    x = 3,986.09

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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.