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Finding the Fourth Proportional to 333.81, 500.49 and 117.36

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Solution

The fourth proportional to 333.81, 500.49 and 117.36 is: 175.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.81 : 500.49 = 117.36 : x
  2. Step 2: Convert to fraction form
    333.81/500.49 = 117.36/x
  3. Step 3: Cross multiply
    333.81x = 500.49 × 117.36
  4. Step 4: Simplify right side
    333.81x = 58,737.51
  5. Step 5: Solve for x
    x = 58,737.51/333.81
  6. Step 6: Final answer
    x = 175.96

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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.