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Finding the Third Proportional to 115,125.75 and 248,977.88

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Solution

The third proportional to 115,125.75 and 248,977.88 is: 538,454.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,125.75 : 248,977.88 = 248,977.88 : x
  2. Step 2: Convert to fraction form
    115,125.75/248,977.88 = 248,977.88/x
  3. Step 3: Cross multiply
    115,125.75x = 248,977.88 × 248,977.88
  4. Step 4: Simplify right side
    115,125.75x = 61,989,982,239.52
  5. Step 5: Solve for x
    x = 61,989,982,239.52/115,125.75
  6. Step 6: Final answer
    x = 538,454.54

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.