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Finding the Third Proportional to 303,781.50 and 703,273.50

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Solution

The third proportional to 303,781.50 and 703,273.50 is: 1,628,122.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,781.50 : 703,273.50 = 703,273.50 : x
  2. Step 2: Convert to fraction form
    303,781.50/703,273.50 = 703,273.50/x
  3. Step 3: Cross multiply
    303,781.50x = 703,273.50 × 703,273.50
  4. Step 4: Simplify right side
    303,781.50x = 494,593,615,802.25
  5. Step 5: Solve for x
    x = 494,593,615,802.25/303,781.50
  6. Step 6: Final answer
    x = 1,628,122.90

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.