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Finding the Fourth Proportional to 397.94, 596.91 and 124.03

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Solution

The fourth proportional to 397.94, 596.91 and 124.03 is: 186.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    397.94 : 596.91 = 124.03 : x
  2. Step 2: Convert to fraction form
    397.94/596.91 = 124.03/x
  3. Step 3: Cross multiply
    397.94x = 596.91 × 124.03
  4. Step 4: Simplify right side
    397.94x = 74,034.75
  5. Step 5: Solve for x
    x = 74,034.75/397.94
  6. Step 6: Final answer
    x = 186.05

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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.