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Finding the Fourth Proportional to 323,698.08, 446,694.72 and 187,723.56

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Solution

The fourth proportional to 323,698.08, 446,694.72 and 187,723.56 is: 259,053.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,698.08 : 446,694.72 = 187,723.56 : x
  2. Step 2: Convert to fraction form
    323,698.08/446,694.72 = 187,723.56/x
  3. Step 3: Cross multiply
    323,698.08x = 446,694.72 × 187,723.56
  4. Step 4: Simplify right side
    323,698.08x = 83,855,123,071.60
  5. Step 5: Solve for x
    x = 83,855,123,071.60/323,698.08
  6. Step 6: Final answer
    x = 259,053.51

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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.