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Finding the Third Proportional to 248,553.75 and 380,052.75

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Solution

The third proportional to 248,553.75 and 380,052.75 is: 581,122.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,553.75 : 380,052.75 = 380,052.75 : x
  2. Step 2: Convert to fraction form
    248,553.75/380,052.75 = 380,052.75/x
  3. Step 3: Cross multiply
    248,553.75x = 380,052.75 × 380,052.75
  4. Step 4: Simplify right side
    248,553.75x = 144,440,092,782.56
  5. Step 5: Solve for x
    x = 144,440,092,782.56/248,553.75
  6. Step 6: Final answer
    x = 581,122.16

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.