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Finding the Third Proportional to 248.44 and 544.13

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Solution

The third proportional to 248.44 and 544.13 is: 1,191.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    248.44 : 544.13 = 544.13 : x
  2. Step 2: Convert to fraction form
    248.44/544.13 = 544.13/x
  3. Step 3: Cross multiply
    248.44x = 544.13 × 544.13
  4. Step 4: Simplify right side
    248.44x = 296,072.02
  5. Step 5: Solve for x
    x = 296,072.02/248.44
  6. Step 6: Final answer
    x = 1,191.74

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.