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Finding the Fourth Proportional to 8,333.22, 11,497.71 and 4,974.66

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Solution

The fourth proportional to 8,333.22, 11,497.71 and 4,974.66 is: 6,863.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,333.22 : 11,497.71 = 4,974.66 : x
  2. Step 2: Convert to fraction form
    8,333.22/11,497.71 = 4,974.66/x
  3. Step 3: Cross multiply
    8,333.22x = 11,497.71 × 4,974.66
  4. Step 4: Simplify right side
    8,333.22x = 57,197,198.03
  5. Step 5: Solve for x
    x = 57,197,198.03/8,333.22
  6. Step 6: Final answer
    x = 6,863.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.