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Finding the Third Proportional to 707,757 and 1,539,930

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Solution

The third proportional to 707,757 and 1,539,930 is: 3,350,562.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,757 : 1,539,930 = 1,539,930 : x
  2. Step 2: Convert to fraction form
    707,757/1,539,930 = 1,539,930/x
  3. Step 3: Cross multiply
    707,757x = 1,539,930 × 1,539,930
  4. Step 4: Simplify right side
    707,757x = 2,371,384,404,900
  5. Step 5: Solve for x
    x = 2,371,384,404,900/707,757
  6. Step 6: Final answer
    x = 3,350,562.98

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.