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Finding the Third Proportional to 228,963.50 and 336,589.50

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Solution

The third proportional to 228,963.50 and 336,589.50 is: 494,805.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,963.50 : 336,589.50 = 336,589.50 : x
  2. Step 2: Convert to fraction form
    228,963.50/336,589.50 = 336,589.50/x
  3. Step 3: Cross multiply
    228,963.50x = 336,589.50 × 336,589.50
  4. Step 4: Simplify right side
    228,963.50x = 113,292,491,510.25
  5. Step 5: Solve for x
    x = 113,292,491,510.25/228,963.50
  6. Step 6: Final answer
    x = 494,805.90

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.