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Finding the Fourth Proportional to 333.98, 500.63 and 169.14

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Solution

The fourth proportional to 333.98, 500.63 and 169.14 is: 253.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.98 : 500.63 = 169.14 : x
  2. Step 2: Convert to fraction form
    333.98/500.63 = 169.14/x
  3. Step 3: Cross multiply
    333.98x = 500.63 × 169.14
  4. Step 4: Simplify right side
    333.98x = 84,678.01
  5. Step 5: Solve for x
    x = 84,678.01/333.98
  6. Step 6: Final answer
    x = 253.54

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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.