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Finding the Third Proportional to 28,724.63 and 43,694.44

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Solution

The third proportional to 28,724.63 and 43,694.44 is: 66,465.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,724.63 : 43,694.44 = 43,694.44 : x
  2. Step 2: Convert to fraction form
    28,724.63/43,694.44 = 43,694.44/x
  3. Step 3: Cross multiply
    28,724.63x = 43,694.44 × 43,694.44
  4. Step 4: Simplify right side
    28,724.63x = 1,909,203,868.44
  5. Step 5: Solve for x
    x = 1,909,203,868.44/28,724.63
  6. Step 6: Final answer
    x = 66,465.75

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.