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Finding the Fourth Proportional to 1,196.43, 1,794.30 and 465.83

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Solution

The fourth proportional to 1,196.43, 1,794.30 and 465.83 is: 698.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196.43 : 1,794.30 = 465.83 : x
  2. Step 2: Convert to fraction form
    1,196.43/1,794.30 = 465.83/x
  3. Step 3: Cross multiply
    1,196.43x = 1,794.30 × 465.83
  4. Step 4: Simplify right side
    1,196.43x = 835,840.93
  5. Step 5: Solve for x
    x = 835,840.93/1,196.43
  6. Step 6: Final answer
    x = 698.61

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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.