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Finding the Third Proportional to 102 and 248

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Solution

The third proportional to 102 and 248 is: 602.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    102 : 248 = 248 : x
  2. Step 2: Convert to fraction form
    102/248 = 248/x
  3. Step 3: Cross multiply
    102x = 248 × 248
  4. Step 4: Simplify right side
    102x = 61,504
  5. Step 5: Solve for x
    x = 61,504/102
  6. Step 6: Final answer
    x = 602.98

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Why These Related Problems?

These problems maintain the same ratio (2.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.