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Finding the Third Proportional to 373.50 and 879.75

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Solution

The third proportional to 373.50 and 879.75 is: 2,072.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.50 : 879.75 = 879.75 : x
  2. Step 2: Convert to fraction form
    373.50/879.75 = 879.75/x
  3. Step 3: Cross multiply
    373.50x = 879.75 × 879.75
  4. Step 4: Simplify right side
    373.50x = 773,960.06
  5. Step 5: Solve for x
    x = 773,960.06/373.50
  6. Step 6: Final answer
    x = 2,072.18

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.