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Finding the Fourth Proportional to 376.08, 561.24 and 335.07

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Solution

The fourth proportional to 376.08, 561.24 and 335.07 is: 500.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    376.08 : 561.24 = 335.07 : x
  2. Step 2: Convert to fraction form
    376.08/561.24 = 335.07/x
  3. Step 3: Cross multiply
    376.08x = 561.24 × 335.07
  4. Step 4: Simplify right side
    376.08x = 188,054.69
  5. Step 5: Solve for x
    x = 188,054.69/376.08
  6. Step 6: Final answer
    x = 500.04

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.