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Finding the Fourth Proportional to 336.28, 502.60 and 244.48

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Solution

The fourth proportional to 336.28, 502.60 and 244.48 is: 365.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.28 : 502.60 = 244.48 : x
  2. Step 2: Convert to fraction form
    336.28/502.60 = 244.48/x
  3. Step 3: Cross multiply
    336.28x = 502.60 × 244.48
  4. Step 4: Simplify right side
    336.28x = 122,875.65
  5. Step 5: Solve for x
    x = 122,875.65/336.28
  6. Step 6: Final answer
    x = 365.40

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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.