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Finding the Third Proportional to 351.75 and 610.88

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Solution

The third proportional to 351.75 and 610.88 is: 1,060.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    351.75 : 610.88 = 610.88 : x
  2. Step 2: Convert to fraction form
    351.75/610.88 = 610.88/x
  3. Step 3: Cross multiply
    351.75x = 610.88 × 610.88
  4. Step 4: Simplify right side
    351.75x = 373,168.27
  5. Step 5: Solve for x
    x = 373,168.27/351.75
  6. Step 6: Final answer
    x = 1,060.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.74) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.