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Finding the Fourth Proportional to 341,034.50, 470,619.11 and 188,067.83

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Solution

The fourth proportional to 341,034.50, 470,619.11 and 188,067.83 is: 259,528.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,034.50 : 470,619.11 = 188,067.83 : x
  2. Step 2: Convert to fraction form
    341,034.50/470,619.11 = 188,067.83/x
  3. Step 3: Cross multiply
    341,034.50x = 470,619.11 × 188,067.83
  4. Step 4: Simplify right side
    341,034.50x = 88,508,312,891.31
  5. Step 5: Solve for x
    x = 88,508,312,891.31/341,034.50
  6. Step 6: Final answer
    x = 259,528.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.