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Finding the Third Proportional to 373 and 855.75

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Solution

The third proportional to 373 and 855.75 is: 1,963.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    373 : 855.75 = 855.75 : x
  2. Step 2: Convert to fraction form
    373/855.75 = 855.75/x
  3. Step 3: Cross multiply
    373x = 855.75 × 855.75
  4. Step 4: Simplify right side
    373x = 732,308.06
  5. Step 5: Solve for x
    x = 732,308.06/373
  6. Step 6: Final answer
    x = 1,963.29

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Why These Related Problems?

These problems maintain the same ratio (2.29) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.