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Finding the Third Proportional to 359,554 and 798,918

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Solution

The third proportional to 359,554 and 798,918 is: 1,775,171.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,554 : 798,918 = 798,918 : x
  2. Step 2: Convert to fraction form
    359,554/798,918 = 798,918/x
  3. Step 3: Cross multiply
    359,554x = 798,918 × 798,918
  4. Step 4: Simplify right side
    359,554x = 638,269,970,724
  5. Step 5: Solve for x
    x = 638,269,970,724/359,554
  6. Step 6: Final answer
    x = 1,775,171.38

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.