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Finding the Third Proportional to 625,572 and 1,339,722

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Solution

The third proportional to 625,572 and 1,339,722 is: 2,869,142.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,572 : 1,339,722 = 1,339,722 : x
  2. Step 2: Convert to fraction form
    625,572/1,339,722 = 1,339,722/x
  3. Step 3: Cross multiply
    625,572x = 1,339,722 × 1,339,722
  4. Step 4: Simplify right side
    625,572x = 1,794,855,037,284
  5. Step 5: Solve for x
    x = 1,794,855,037,284/625,572
  6. Step 6: Final answer
    x = 2,869,142.22

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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.