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Finding the Fourth Proportional to 423,694.08, 584,695.82 and 230,100.44

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Solution

The fourth proportional to 423,694.08, 584,695.82 and 230,100.44 is: 317,537.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,694.08 : 584,695.82 = 230,100.44 : x
  2. Step 2: Convert to fraction form
    423,694.08/584,695.82 = 230,100.44/x
  3. Step 3: Cross multiply
    423,694.08x = 584,695.82 × 230,100.44
  4. Step 4: Simplify right side
    423,694.08x = 134,538,763,099.93
  5. Step 5: Solve for x
    x = 134,538,763,099.93/423,694.08
  6. Step 6: Final answer
    x = 317,537.51

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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.