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Finding the Third Proportional to 73,200 and 157,992

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Solution

The third proportional to 73,200 and 157,992 is: 341,003.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,200 : 157,992 = 157,992 : x
  2. Step 2: Convert to fraction form
    73,200/157,992 = 157,992/x
  3. Step 3: Cross multiply
    73,200x = 157,992 × 157,992
  4. Step 4: Simplify right side
    73,200x = 24,961,472,064
  5. Step 5: Solve for x
    x = 24,961,472,064/73,200
  6. Step 6: Final answer
    x = 341,003.72

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.