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Finding the Fourth Proportional to 9,274.92, 12,799.68 and 5,083.17

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Solution

The fourth proportional to 9,274.92, 12,799.68 and 5,083.17 is: 7,014.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,274.92 : 12,799.68 = 5,083.17 : x
  2. Step 2: Convert to fraction form
    9,274.92/12,799.68 = 5,083.17/x
  3. Step 3: Cross multiply
    9,274.92x = 12,799.68 × 5,083.17
  4. Step 4: Simplify right side
    9,274.92x = 65,062,949.39
  5. Step 5: Solve for x
    x = 65,062,949.39/9,274.92
  6. Step 6: Final answer
    x = 7,014.93

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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.