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Finding the Third Proportional to 274.08 and 587.25

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Solution

The third proportional to 274.08 and 587.25 is: 1,258.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    274.08 : 587.25 = 587.25 : x
  2. Step 2: Convert to fraction form
    274.08/587.25 = 587.25/x
  3. Step 3: Cross multiply
    274.08x = 587.25 × 587.25
  4. Step 4: Simplify right side
    274.08x = 344,862.56
  5. Step 5: Solve for x
    x = 344,862.56/274.08
  6. Step 6: Final answer
    x = 1,258.26

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.