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Finding the Third Proportional to 958.31 and 1,954.69

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Solution

The third proportional to 958.31 and 1,954.69 is: 3,987.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    958.31 : 1,954.69 = 1,954.69 : x
  2. Step 2: Convert to fraction form
    958.31/1,954.69 = 1,954.69/x
  3. Step 3: Cross multiply
    958.31x = 1,954.69 × 1,954.69
  4. Step 4: Simplify right side
    958.31x = 3,820,803.22
  5. Step 5: Solve for x
    x = 3,820,803.22/958.31
  6. Step 6: Final answer
    x = 3,987.01

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.