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Finding the Third Proportional to 367,338 and 556,551

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Solution

The third proportional to 367,338 and 556,551 is: 843,226.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,338 : 556,551 = 556,551 : x
  2. Step 2: Convert to fraction form
    367,338/556,551 = 556,551/x
  3. Step 3: Cross multiply
    367,338x = 556,551 × 556,551
  4. Step 4: Simplify right side
    367,338x = 309,749,015,601
  5. Step 5: Solve for x
    x = 309,749,015,601/367,338
  6. Step 6: Final answer
    x = 843,226.17

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.