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Finding the Third Proportional to 273,949.75 and 373,198.50

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Solution

The third proportional to 273,949.75 and 373,198.50 is: 508,403.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,949.75 : 373,198.50 = 373,198.50 : x
  2. Step 2: Convert to fraction form
    273,949.75/373,198.50 = 373,198.50/x
  3. Step 3: Cross multiply
    273,949.75x = 373,198.50 × 373,198.50
  4. Step 4: Simplify right side
    273,949.75x = 139,277,120,402.25
  5. Step 5: Solve for x
    x = 139,277,120,402.25/273,949.75
  6. Step 6: Final answer
    x = 508,403.90

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.