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Finding the Third Proportional to 73,776 and 158,304.75

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Solution

The third proportional to 73,776 and 158,304.75 is: 339,682.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,776 : 158,304.75 = 158,304.75 : x
  2. Step 2: Convert to fraction form
    73,776/158,304.75 = 158,304.75/x
  3. Step 3: Cross multiply
    73,776x = 158,304.75 × 158,304.75
  4. Step 4: Simplify right side
    73,776x = 25,060,393,872.56
  5. Step 5: Solve for x
    x = 25,060,393,872.56/73,776
  6. Step 6: Final answer
    x = 339,682.20

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.