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Finding the Fourth Proportional to 5,659.73, 8,479.96 and 3,682.34

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Solution

The fourth proportional to 5,659.73, 8,479.96 and 3,682.34 is: 5,517.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,659.73 : 8,479.96 = 3,682.34 : x
  2. Step 2: Convert to fraction form
    5,659.73/8,479.96 = 3,682.34/x
  3. Step 3: Cross multiply
    5,659.73x = 8,479.96 × 3,682.34
  4. Step 4: Simplify right side
    5,659.73x = 31,226,044.30
  5. Step 5: Solve for x
    x = 31,226,044.30/5,659.73
  6. Step 6: Final answer
    x = 5,517.24

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1.5x scale

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.