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Finding the Third Proportional to 115,557.75 and 252,384.75

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Solution

The third proportional to 115,557.75 and 252,384.75 is: 551,222.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,557.75 : 252,384.75 = 252,384.75 : x
  2. Step 2: Convert to fraction form
    115,557.75/252,384.75 = 252,384.75/x
  3. Step 3: Cross multiply
    115,557.75x = 252,384.75 × 252,384.75
  4. Step 4: Simplify right side
    115,557.75x = 63,698,062,032.56
  5. Step 5: Solve for x
    x = 63,698,062,032.56/115,557.75
  6. Step 6: Final answer
    x = 551,222.76

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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.