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Finding the Third Proportional to 303,223.50 and 454,837.50

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Solution

The third proportional to 303,223.50 and 454,837.50 is: 682,259.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,223.50 : 454,837.50 = 454,837.50 : x
  2. Step 2: Convert to fraction form
    303,223.50/454,837.50 = 454,837.50/x
  3. Step 3: Cross multiply
    303,223.50x = 454,837.50 × 454,837.50
  4. Step 4: Simplify right side
    303,223.50x = 206,877,151,406.25
  5. Step 5: Solve for x
    x = 206,877,151,406.25/303,223.50
  6. Step 6: Final answer
    x = 682,259.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.