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Finding the Fourth Proportional to 334.58, 501.96 and 197.38

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Solution

The fourth proportional to 334.58, 501.96 and 197.38 is: 296.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    334.58 : 501.96 = 197.38 : x
  2. Step 2: Convert to fraction form
    334.58/501.96 = 197.38/x
  3. Step 3: Cross multiply
    334.58x = 501.96 × 197.38
  4. Step 4: Simplify right side
    334.58x = 99,076.86
  5. Step 5: Solve for x
    x = 99,076.86/334.58
  6. Step 6: Final answer
    x = 296.12

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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.