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Finding the Third Proportional to 97,672 and 146,768

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Solution

The third proportional to 97,672 and 146,768 is: 220,542.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,672 : 146,768 = 146,768 : x
  2. Step 2: Convert to fraction form
    97,672/146,768 = 146,768/x
  3. Step 3: Cross multiply
    97,672x = 146,768 × 146,768
  4. Step 4: Simplify right side
    97,672x = 21,540,845,824
  5. Step 5: Solve for x
    x = 21,540,845,824/97,672
  6. Step 6: Final answer
    x = 220,542.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.