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Finding the Fourth Proportional to 334.59, 501.91 and 190.03

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Solution

The fourth proportional to 334.59, 501.91 and 190.03 is: 285.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    334.59 : 501.91 = 190.03 : x
  2. Step 2: Convert to fraction form
    334.59/501.91 = 190.03/x
  3. Step 3: Cross multiply
    334.59x = 501.91 × 190.03
  4. Step 4: Simplify right side
    334.59x = 95,377.01
  5. Step 5: Solve for x
    x = 95,377.01/334.59
  6. Step 6: Final answer
    x = 285.06

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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.