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Finding the Third Proportional to 154,608.75 and 335,655.38

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Solution

The third proportional to 154,608.75 and 335,655.38 is: 728,707.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,608.75 : 335,655.38 = 335,655.38 : x
  2. Step 2: Convert to fraction form
    154,608.75/335,655.38 = 335,655.38/x
  3. Step 3: Cross multiply
    154,608.75x = 335,655.38 × 335,655.38
  4. Step 4: Simplify right side
    154,608.75x = 112,664,530,766.39
  5. Step 5: Solve for x
    x = 112,664,530,766.39/154,608.75
  6. Step 6: Final answer
    x = 728,707.34

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.