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Finding the Third Proportional to 65,650.50 and 98,451

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Solution

The third proportional to 65,650.50 and 98,451 is: 147,639.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,650.50 : 98,451 = 98,451 : x
  2. Step 2: Convert to fraction form
    65,650.50/98,451 = 98,451/x
  3. Step 3: Cross multiply
    65,650.50x = 98,451 × 98,451
  4. Step 4: Simplify right side
    65,650.50x = 9,692,599,401
  5. Step 5: Solve for x
    x = 9,692,599,401/65,650.50
  6. Step 6: Final answer
    x = 147,639.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.