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Finding the Third Proportional to 650.75 and 846.88

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Solution

The third proportional to 650.75 and 846.88 is: 1,102.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    650.75 : 846.88 = 846.88 : x
  2. Step 2: Convert to fraction form
    650.75/846.88 = 846.88/x
  3. Step 3: Cross multiply
    650.75x = 846.88 × 846.88
  4. Step 4: Simplify right side
    650.75x = 717,197.27
  5. Step 5: Solve for x
    x = 717,197.27/650.75
  6. Step 6: Final answer
    x = 1,102.11

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Why These Related Problems?

These problems maintain the same ratio (1.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.