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Finding the Fourth Proportional to 349.44, 524.76 and 334.05

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Solution

The fourth proportional to 349.44, 524.76 and 334.05 is: 501.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    349.44 : 524.76 = 334.05 : x
  2. Step 2: Convert to fraction form
    349.44/524.76 = 334.05/x
  3. Step 3: Cross multiply
    349.44x = 524.76 × 334.05
  4. Step 4: Simplify right side
    349.44x = 175,296.08
  5. Step 5: Solve for x
    x = 175,296.08/349.44
  6. Step 6: Final answer
    x = 501.65

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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.