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Finding the Third Proportional to 6,822.94 and 14,918.77

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Solution

The third proportional to 6,822.94 and 14,918.77 is: 32,620.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,822.94 : 14,918.77 = 14,918.77 : x
  2. Step 2: Convert to fraction form
    6,822.94/14,918.77 = 14,918.77/x
  3. Step 3: Cross multiply
    6,822.94x = 14,918.77 × 14,918.77
  4. Step 4: Simplify right side
    6,822.94x = 222,569,567.77
  5. Step 5: Solve for x
    x = 222,569,567.77/6,822.94
  6. Step 6: Final answer
    x = 32,620.78

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.