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Finding the Third Proportional to 3,153.94 and 5,194.13

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Solution

The third proportional to 3,153.94 and 5,194.13 is: 8,554.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153.94 : 5,194.13 = 5,194.13 : x
  2. Step 2: Convert to fraction form
    3,153.94/5,194.13 = 5,194.13/x
  3. Step 3: Cross multiply
    3,153.94x = 5,194.13 × 5,194.13
  4. Step 4: Simplify right side
    3,153.94x = 26,978,934.52
  5. Step 5: Solve for x
    x = 26,978,934.52/3,153.94
  6. Step 6: Final answer
    x = 8,554.05

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Why These Related Problems?

These problems maintain the same ratio (1.65) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.