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Finding the Fourth Proportional to 335.13, 502.49 and 294.63

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Solution

The fourth proportional to 335.13, 502.49 and 294.63 is: 441.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    335.13 : 502.49 = 294.63 : x
  2. Step 2: Convert to fraction form
    335.13/502.49 = 294.63/x
  3. Step 3: Cross multiply
    335.13x = 502.49 × 294.63
  4. Step 4: Simplify right side
    335.13x = 148,044.64
  5. Step 5: Solve for x
    x = 148,044.64/335.13
  6. Step 6: Final answer
    x = 441.76

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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.