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Finding the Third Proportional to 104,080 and 215,544

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Solution

The third proportional to 104,080 and 215,544 is: 446,379.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,080 : 215,544 = 215,544 : x
  2. Step 2: Convert to fraction form
    104,080/215,544 = 215,544/x
  3. Step 3: Cross multiply
    104,080x = 215,544 × 215,544
  4. Step 4: Simplify right side
    104,080x = 46,459,215,936
  5. Step 5: Solve for x
    x = 46,459,215,936/104,080
  6. Step 6: Final answer
    x = 446,379.86

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.