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Finding the Third Proportional to 3,828.94 and 7,907.63

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Solution

The third proportional to 3,828.94 and 7,907.63 is: 16,331.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828.94 : 7,907.63 = 7,907.63 : x
  2. Step 2: Convert to fraction form
    3,828.94/7,907.63 = 7,907.63/x
  3. Step 3: Cross multiply
    3,828.94x = 7,907.63 × 7,907.63
  4. Step 4: Simplify right side
    3,828.94x = 62,530,533.14
  5. Step 5: Solve for x
    x = 62,530,533.14/3,828.94
  6. Step 6: Final answer
    x = 16,331.04

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.