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Finding the Third Proportional to 66,278.25 and 96,622.88

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Solution

The third proportional to 66,278.25 and 96,622.88 is: 140,860.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,278.25 : 96,622.88 = 96,622.88 : x
  2. Step 2: Convert to fraction form
    66,278.25/96,622.88 = 96,622.88/x
  3. Step 3: Cross multiply
    66,278.25x = 96,622.88 × 96,622.88
  4. Step 4: Simplify right side
    66,278.25x = 9,335,979,973.27
  5. Step 5: Solve for x
    x = 9,335,979,973.27/66,278.25
  6. Step 6: Final answer
    x = 140,860.39

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.