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Finding the Third Proportional to 278,319 and 595,992

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Solution

The third proportional to 278,319 and 595,992 is: 1,276,256.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,319 : 595,992 = 595,992 : x
  2. Step 2: Convert to fraction form
    278,319/595,992 = 595,992/x
  3. Step 3: Cross multiply
    278,319x = 595,992 × 595,992
  4. Step 4: Simplify right side
    278,319x = 355,206,464,064
  5. Step 5: Solve for x
    x = 355,206,464,064/278,319
  6. Step 6: Final answer
    x = 1,276,256.61

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.