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Finding the Fourth Proportional to 1,197.11, 1,794.96 and 465.83

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Solution

The fourth proportional to 1,197.11, 1,794.96 and 465.83 is: 698.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197.11 : 1,794.96 = 465.83 : x
  2. Step 2: Convert to fraction form
    1,197.11/1,794.96 = 465.83/x
  3. Step 3: Cross multiply
    1,197.11x = 1,794.96 × 465.83
  4. Step 4: Simplify right side
    1,197.11x = 836,146.22
  5. Step 5: Solve for x
    x = 836,146.22/1,197.11
  6. Step 6: Final answer
    x = 698.47

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Double scale
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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.