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Finding the Third Proportional to 117,887 and 241,221

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Solution

The third proportional to 117,887 and 241,221 is: 493,587.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,887 : 241,221 = 241,221 : x
  2. Step 2: Convert to fraction form
    117,887/241,221 = 241,221/x
  3. Step 3: Cross multiply
    117,887x = 241,221 × 241,221
  4. Step 4: Simplify right side
    117,887x = 58,187,570,841
  5. Step 5: Solve for x
    x = 58,187,570,841/117,887
  6. Step 6: Final answer
    x = 493,587.68

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.