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Finding the Third Proportional to 73,874.50 and 163,301

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Solution

The third proportional to 73,874.50 and 163,301 is: 360,979.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,874.50 : 163,301 = 163,301 : x
  2. Step 2: Convert to fraction form
    73,874.50/163,301 = 163,301/x
  3. Step 3: Cross multiply
    73,874.50x = 163,301 × 163,301
  4. Step 4: Simplify right side
    73,874.50x = 26,667,216,601
  5. Step 5: Solve for x
    x = 26,667,216,601/73,874.50
  6. Step 6: Final answer
    x = 360,979.99

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.