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Finding the Third Proportional to 277,272.50 and 414,060.75

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Solution

The third proportional to 277,272.50 and 414,060.75 is: 618,331.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,272.50 : 414,060.75 = 414,060.75 : x
  2. Step 2: Convert to fraction form
    277,272.50/414,060.75 = 414,060.75/x
  3. Step 3: Cross multiply
    277,272.50x = 414,060.75 × 414,060.75
  4. Step 4: Simplify right side
    277,272.50x = 171,446,304,690.56
  5. Step 5: Solve for x
    x = 171,446,304,690.56/277,272.50
  6. Step 6: Final answer
    x = 618,331.44

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.