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Finding the Third Proportional to 113,973.75 and 248,015.25

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Solution

The third proportional to 113,973.75 and 248,015.25 is: 539,699.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,973.75 : 248,015.25 = 248,015.25 : x
  2. Step 2: Convert to fraction form
    113,973.75/248,015.25 = 248,015.25/x
  3. Step 3: Cross multiply
    113,973.75x = 248,015.25 × 248,015.25
  4. Step 4: Simplify right side
    113,973.75x = 61,511,564,232.56
  5. Step 5: Solve for x
    x = 61,511,564,232.56/113,973.75
  6. Step 6: Final answer
    x = 539,699.40

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.