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Finding the Third Proportional to 63,690.75 and 148,745.25

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Solution

The third proportional to 63,690.75 and 148,745.25 is: 347,384.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,690.75 : 148,745.25 = 148,745.25 : x
  2. Step 2: Convert to fraction form
    63,690.75/148,745.25 = 148,745.25/x
  3. Step 3: Cross multiply
    63,690.75x = 148,745.25 × 148,745.25
  4. Step 4: Simplify right side
    63,690.75x = 22,125,149,397.56
  5. Step 5: Solve for x
    x = 22,125,149,397.56/63,690.75
  6. Step 6: Final answer
    x = 347,384.03

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.