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Finding the Third Proportional to 339,148.69 and 706,205.25

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Solution

The third proportional to 339,148.69 and 706,205.25 is: 1,470,522.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,148.69 : 706,205.25 = 706,205.25 : x
  2. Step 2: Convert to fraction form
    339,148.69/706,205.25 = 706,205.25/x
  3. Step 3: Cross multiply
    339,148.69x = 706,205.25 × 706,205.25
  4. Step 4: Simplify right side
    339,148.69x = 498,725,855,127.56
  5. Step 5: Solve for x
    x = 498,725,855,127.56/339,148.69
  6. Step 6: Final answer
    x = 1,470,522.73

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.