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Finding the Third Proportional to 543,036 and 1,192,911

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Solution

The third proportional to 543,036 and 1,192,911 is: 2,620,519.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,036 : 1,192,911 = 1,192,911 : x
  2. Step 2: Convert to fraction form
    543,036/1,192,911 = 1,192,911/x
  3. Step 3: Cross multiply
    543,036x = 1,192,911 × 1,192,911
  4. Step 4: Simplify right side
    543,036x = 1,423,036,653,921
  5. Step 5: Solve for x
    x = 1,423,036,653,921/543,036
  6. Step 6: Final answer
    x = 2,620,519.92

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.