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Finding the Fourth Proportional to 3,166.66, 4,742.86 and 1,524.44

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Solution

The fourth proportional to 3,166.66, 4,742.86 and 1,524.44 is: 2,283.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166.66 : 4,742.86 = 1,524.44 : x
  2. Step 2: Convert to fraction form
    3,166.66/4,742.86 = 1,524.44/x
  3. Step 3: Cross multiply
    3,166.66x = 4,742.86 × 1,524.44
  4. Step 4: Simplify right side
    3,166.66x = 7,230,197.88
  5. Step 5: Solve for x
    x = 7,230,197.88/3,166.66
  6. Step 6: Final answer
    x = 2,283.23

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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.