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Finding the Fourth Proportional to 504,067.12, 756,115.26 and 188,463.76

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Solution

The fourth proportional to 504,067.12, 756,115.26 and 188,463.76 is: 282,701.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,067.12 : 756,115.26 = 188,463.76 : x
  2. Step 2: Convert to fraction form
    504,067.12/756,115.26 = 188,463.76/x
  3. Step 3: Cross multiply
    504,067.12x = 756,115.26 × 188,463.76
  4. Step 4: Simplify right side
    504,067.12x = 142,500,324,892.98
  5. Step 5: Solve for x
    x = 142,500,324,892.98/504,067.12
  6. Step 6: Final answer
    x = 282,701.09

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1.5x scale

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.