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Finding the Fourth Proportional to 333.83, 500.94 and 117.56

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Solution

The fourth proportional to 333.83, 500.94 and 117.56 is: 176.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.83 : 500.94 = 117.56 : x
  2. Step 2: Convert to fraction form
    333.83/500.94 = 117.56/x
  3. Step 3: Cross multiply
    333.83x = 500.94 × 117.56
  4. Step 4: Simplify right side
    333.83x = 58,890.51
  5. Step 5: Solve for x
    x = 58,890.51/333.83
  6. Step 6: Final answer
    x = 176.41

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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.