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Finding the Third Proportional to 183,778.69 and 395,715.94

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Solution

The third proportional to 183,778.69 and 395,715.94 is: 852,063.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,778.69 : 395,715.94 = 395,715.94 : x
  2. Step 2: Convert to fraction form
    183,778.69/395,715.94 = 395,715.94/x
  3. Step 3: Cross multiply
    183,778.69x = 395,715.94 × 395,715.94
  4. Step 4: Simplify right side
    183,778.69x = 156,591,103,191.50
  5. Step 5: Solve for x
    x = 156,591,103,191.50/183,778.69
  6. Step 6: Final answer
    x = 852,063.45

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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.