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Finding the Fourth Proportional to 1,195.86, 1,794 and 374.06

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Solution

The fourth proportional to 1,195.86, 1,794 and 374.06 is: 561.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195.86 : 1,794 = 374.06 : x
  2. Step 2: Convert to fraction form
    1,195.86/1,794 = 374.06/x
  3. Step 3: Cross multiply
    1,195.86x = 1,794 × 374.06
  4. Step 4: Simplify right side
    1,195.86x = 671,063.64
  5. Step 5: Solve for x
    x = 671,063.64/1,195.86
  6. Step 6: Final answer
    x = 561.16

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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.