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Finding the Third Proportional to 541.13 and 582.75

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Solution

The third proportional to 541.13 and 582.75 is: 627.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    541.13 : 582.75 = 582.75 : x
  2. Step 2: Convert to fraction form
    541.13/582.75 = 582.75/x
  3. Step 3: Cross multiply
    541.13x = 582.75 × 582.75
  4. Step 4: Simplify right side
    541.13x = 339,597.56
  5. Step 5: Solve for x
    x = 339,597.56/541.13
  6. Step 6: Final answer
    x = 627.58

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Why These Related Problems?

These problems maintain the same ratio (1.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.