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Finding the Third Proportional to 207,544.50 and 303,915

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Solution

The third proportional to 207,544.50 and 303,915 is: 445,033.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,544.50 : 303,915 = 303,915 : x
  2. Step 2: Convert to fraction form
    207,544.50/303,915 = 303,915/x
  3. Step 3: Cross multiply
    207,544.50x = 303,915 × 303,915
  4. Step 4: Simplify right side
    207,544.50x = 92,364,327,225
  5. Step 5: Solve for x
    x = 92,364,327,225/207,544.50
  6. Step 6: Final answer
    x = 445,033.85

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.