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Finding the Third Proportional to 325,330.25 and 486,081.75

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Solution

The third proportional to 325,330.25 and 486,081.75 is: 726,263.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,330.25 : 486,081.75 = 486,081.75 : x
  2. Step 2: Convert to fraction form
    325,330.25/486,081.75 = 486,081.75/x
  3. Step 3: Cross multiply
    325,330.25x = 486,081.75 × 486,081.75
  4. Step 4: Simplify right side
    325,330.25x = 236,275,467,683.06
  5. Step 5: Solve for x
    x = 236,275,467,683.06/325,330.25
  6. Step 6: Final answer
    x = 726,263.44

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.