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Finding the Fourth Proportional to 336.80, 504.08 and 237.77

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Solution

The fourth proportional to 336.80, 504.08 and 237.77 is: 355.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.80 : 504.08 = 237.77 : x
  2. Step 2: Convert to fraction form
    336.80/504.08 = 237.77/x
  3. Step 3: Cross multiply
    336.80x = 504.08 × 237.77
  4. Step 4: Simplify right side
    336.80x = 119,853.91
  5. Step 5: Solve for x
    x = 119,853.91/336.80
  6. Step 6: Final answer
    x = 355.87

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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.