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Finding the Fourth Proportional to 5,983.79, 8,963.33 and 3,511.17

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Solution

The fourth proportional to 5,983.79, 8,963.33 and 3,511.17 is: 5,259.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,983.79 : 8,963.33 = 3,511.17 : x
  2. Step 2: Convert to fraction form
    5,983.79/8,963.33 = 3,511.17/x
  3. Step 3: Cross multiply
    5,983.79x = 8,963.33 × 3,511.17
  4. Step 4: Simplify right side
    5,983.79x = 31,471,757.84
  5. Step 5: Solve for x
    x = 31,471,757.84/5,983.79
  6. Step 6: Final answer
    x = 5,259.51

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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.