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Finding the Third Proportional to 151,588.50 and 330,087.75

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Solution

The third proportional to 151,588.50 and 330,087.75 is: 718,774.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,588.50 : 330,087.75 = 330,087.75 : x
  2. Step 2: Convert to fraction form
    151,588.50/330,087.75 = 330,087.75/x
  3. Step 3: Cross multiply
    151,588.50x = 330,087.75 × 330,087.75
  4. Step 4: Simplify right side
    151,588.50x = 108,957,922,700.06
  5. Step 5: Solve for x
    x = 108,957,922,700.06/151,588.50
  6. Step 6: Final answer
    x = 718,774.33

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.