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Finding the Third Proportional to 247,138.50 and 373,441.50

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Solution

The third proportional to 247,138.50 and 373,441.50 is: 564,293.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,138.50 : 373,441.50 = 373,441.50 : x
  2. Step 2: Convert to fraction form
    247,138.50/373,441.50 = 373,441.50/x
  3. Step 3: Cross multiply
    247,138.50x = 373,441.50 × 373,441.50
  4. Step 4: Simplify right side
    247,138.50x = 139,458,553,922.25
  5. Step 5: Solve for x
    x = 139,458,553,922.25/247,138.50
  6. Step 6: Final answer
    x = 564,293.11

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.