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Finding the Third Proportional to 73,578 and 163,811

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Solution

The third proportional to 73,578 and 163,811 is: 364,702.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,578 : 163,811 = 163,811 : x
  2. Step 2: Convert to fraction form
    73,578/163,811 = 163,811/x
  3. Step 3: Cross multiply
    73,578x = 163,811 × 163,811
  4. Step 4: Simplify right side
    73,578x = 26,834,043,721
  5. Step 5: Solve for x
    x = 26,834,043,721/73,578
  6. Step 6: Final answer
    x = 364,702.00

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.