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Finding the Third Proportional to 591.75 and 1,274.34

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Solution

The third proportional to 591.75 and 1,274.34 is: 2,744.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.75 : 1,274.34 = 1,274.34 : x
  2. Step 2: Convert to fraction form
    591.75/1,274.34 = 1,274.34/x
  3. Step 3: Cross multiply
    591.75x = 1,274.34 × 1,274.34
  4. Step 4: Simplify right side
    591.75x = 1,623,951.99
  5. Step 5: Solve for x
    x = 1,623,951.99/591.75
  6. Step 6: Final answer
    x = 2,744.32

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.