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Finding the Third Proportional to 69,284 and 104,550

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Solution

The third proportional to 69,284 and 104,550 is: 157,766.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,284 : 104,550 = 104,550 : x
  2. Step 2: Convert to fraction form
    69,284/104,550 = 104,550/x
  3. Step 3: Cross multiply
    69,284x = 104,550 × 104,550
  4. Step 4: Simplify right side
    69,284x = 10,930,702,500
  5. Step 5: Solve for x
    x = 10,930,702,500/69,284
  6. Step 6: Final answer
    x = 157,766.62

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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.