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Finding the Third Proportional to 273,208 and 559,904

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Solution

The third proportional to 273,208 and 559,904 is: 1,147,449.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,208 : 559,904 = 559,904 : x
  2. Step 2: Convert to fraction form
    273,208/559,904 = 559,904/x
  3. Step 3: Cross multiply
    273,208x = 559,904 × 559,904
  4. Step 4: Simplify right side
    273,208x = 313,492,489,216
  5. Step 5: Solve for x
    x = 313,492,489,216/273,208
  6. Step 6: Final answer
    x = 1,147,449.89

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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.