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Finding the Third Proportional to 208,161.75 and 448,441.50

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Solution

The third proportional to 208,161.75 and 448,441.50 is: 966,074.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,161.75 : 448,441.50 = 448,441.50 : x
  2. Step 2: Convert to fraction form
    208,161.75/448,441.50 = 448,441.50/x
  3. Step 3: Cross multiply
    208,161.75x = 448,441.50 × 448,441.50
  4. Step 4: Simplify right side
    208,161.75x = 201,099,778,922.25
  5. Step 5: Solve for x
    x = 201,099,778,922.25/208,161.75
  6. Step 6: Final answer
    x = 966,074.60

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.