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Finding the Third Proportional to 71,284 and 156,104

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Solution

The third proportional to 71,284 and 156,104 is: 341,850.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,284 : 156,104 = 156,104 : x
  2. Step 2: Convert to fraction form
    71,284/156,104 = 156,104/x
  3. Step 3: Cross multiply
    71,284x = 156,104 × 156,104
  4. Step 4: Simplify right side
    71,284x = 24,368,458,816
  5. Step 5: Solve for x
    x = 24,368,458,816/71,284
  6. Step 6: Final answer
    x = 341,850.33

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.