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Finding the Fourth Proportional to 333.62, 499.96 and 187.35

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Solution

The fourth proportional to 333.62, 499.96 and 187.35 is: 280.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.62 : 499.96 = 187.35 : x
  2. Step 2: Convert to fraction form
    333.62/499.96 = 187.35/x
  3. Step 3: Cross multiply
    333.62x = 499.96 × 187.35
  4. Step 4: Simplify right side
    333.62x = 93,667.51
  5. Step 5: Solve for x
    x = 93,667.51/333.62
  6. Step 6: Final answer
    x = 280.76

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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.