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Finding the Third Proportional to 635.88 and 950.75

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Solution

The third proportional to 635.88 and 950.75 is: 1,421.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    635.88 : 950.75 = 950.75 : x
  2. Step 2: Convert to fraction form
    635.88/950.75 = 950.75/x
  3. Step 3: Cross multiply
    635.88x = 950.75 × 950.75
  4. Step 4: Simplify right side
    635.88x = 903,925.56
  5. Step 5: Solve for x
    x = 903,925.56/635.88
  6. Step 6: Final answer
    x = 1,421.55

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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.