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Finding the Third Proportional to 63,906.50 and 134,421.75

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Solution

The third proportional to 63,906.50 and 134,421.75 is: 282,744.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,906.50 : 134,421.75 = 134,421.75 : x
  2. Step 2: Convert to fraction form
    63,906.50/134,421.75 = 134,421.75/x
  3. Step 3: Cross multiply
    63,906.50x = 134,421.75 × 134,421.75
  4. Step 4: Simplify right side
    63,906.50x = 18,069,206,873.06
  5. Step 5: Solve for x
    x = 18,069,206,873.06/63,906.50
  6. Step 6: Final answer
    x = 282,744.43

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.