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Finding the Third Proportional to 113,364 and 248,276

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Solution

The third proportional to 113,364 and 248,276 is: 543,743.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,364 : 248,276 = 248,276 : x
  2. Step 2: Convert to fraction form
    113,364/248,276 = 248,276/x
  3. Step 3: Cross multiply
    113,364x = 248,276 × 248,276
  4. Step 4: Simplify right side
    113,364x = 61,640,972,176
  5. Step 5: Solve for x
    x = 61,640,972,176/113,364
  6. Step 6: Final answer
    x = 543,743.80

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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.