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Finding the Fourth Proportional to 334.49, 501.83 and 118.09

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Solution

The fourth proportional to 334.49, 501.83 and 118.09 is: 177.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    334.49 : 501.83 = 118.09 : x
  2. Step 2: Convert to fraction form
    334.49/501.83 = 118.09/x
  3. Step 3: Cross multiply
    334.49x = 501.83 × 118.09
  4. Step 4: Simplify right side
    334.49x = 59,261.10
  5. Step 5: Solve for x
    x = 59,261.10/334.49
  6. Step 6: Final answer
    x = 177.17

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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.