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Finding the Third Proportional to 115,217 and 235,008

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Solution

The third proportional to 115,217 and 235,008 is: 479,345.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,217 : 235,008 = 235,008 : x
  2. Step 2: Convert to fraction form
    115,217/235,008 = 235,008/x
  3. Step 3: Cross multiply
    115,217x = 235,008 × 235,008
  4. Step 4: Simplify right side
    115,217x = 55,228,760,064
  5. Step 5: Solve for x
    x = 55,228,760,064/115,217
  6. Step 6: Final answer
    x = 479,345.58

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.