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Finding the Third Proportional to 373.75 and 700.25

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Solution

The third proportional to 373.75 and 700.25 is: 1,311.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.75 : 700.25 = 700.25 : x
  2. Step 2: Convert to fraction form
    373.75/700.25 = 700.25/x
  3. Step 3: Cross multiply
    373.75x = 700.25 × 700.25
  4. Step 4: Simplify right side
    373.75x = 490,350.06
  5. Step 5: Solve for x
    x = 490,350.06/373.75
  6. Step 6: Final answer
    x = 1,311.97

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Why These Related Problems?

These problems maintain the same ratio (1.87) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.