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Finding the Third Proportional to 359,743 and 519,726

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Solution

The third proportional to 359,743 and 519,726 is: 750,855.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,743 : 519,726 = 519,726 : x
  2. Step 2: Convert to fraction form
    359,743/519,726 = 519,726/x
  3. Step 3: Cross multiply
    359,743x = 519,726 × 519,726
  4. Step 4: Simplify right side
    359,743x = 270,115,115,076
  5. Step 5: Solve for x
    x = 270,115,115,076/359,743
  6. Step 6: Final answer
    x = 750,855.79

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.