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Finding the Fourth Proportional to 888,834, 1,333,251 and 223,986

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Solution

The fourth proportional to 888,834, 1,333,251 and 223,986 is: 335,979

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,834 : 1,333,251 = 223,986 : x
  2. Step 2: Convert to fraction form
    888,834/1,333,251 = 223,986/x
  3. Step 3: Cross multiply
    888,834x = 1,333,251 × 223,986
  4. Step 4: Simplify right side
    888,834x = 298,629,558,486
  5. Step 5: Solve for x
    x = 298,629,558,486/888,834
  6. Step 6: Final answer
    x = 335,979

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.