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Finding the Third Proportional to 339,796 and 539,826

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Solution

The third proportional to 339,796 and 539,826 is: 857,609.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,796 : 539,826 = 539,826 : x
  2. Step 2: Convert to fraction form
    339,796/539,826 = 539,826/x
  3. Step 3: Cross multiply
    339,796x = 539,826 × 539,826
  4. Step 4: Simplify right side
    339,796x = 291,412,110,276
  5. Step 5: Solve for x
    x = 291,412,110,276/339,796
  6. Step 6: Final answer
    x = 857,609.01

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.