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Finding the Third Proportional to 539,692 and 1,172,695

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Solution

The third proportional to 539,692 and 1,172,695 is: 2,548,145.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,692 : 1,172,695 = 1,172,695 : x
  2. Step 2: Convert to fraction form
    539,692/1,172,695 = 1,172,695/x
  3. Step 3: Cross multiply
    539,692x = 1,172,695 × 1,172,695
  4. Step 4: Simplify right side
    539,692x = 1,375,213,563,025
  5. Step 5: Solve for x
    x = 1,375,213,563,025/539,692
  6. Step 6: Final answer
    x = 2,548,145.17

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.