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Finding the Third Proportional to 319,934 and 740,667

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Solution

The third proportional to 319,934 and 740,667 is: 1,714,689.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,934 : 740,667 = 740,667 : x
  2. Step 2: Convert to fraction form
    319,934/740,667 = 740,667/x
  3. Step 3: Cross multiply
    319,934x = 740,667 × 740,667
  4. Step 4: Simplify right side
    319,934x = 548,587,604,889
  5. Step 5: Solve for x
    x = 548,587,604,889/319,934
  6. Step 6: Final answer
    x = 1,714,689.92

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.