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Finding the Fourth Proportional to 334.46, 503.64 and 248.41

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Solution

The fourth proportional to 334.46, 503.64 and 248.41 is: 374.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    334.46 : 503.64 = 248.41 : x
  2. Step 2: Convert to fraction form
    334.46/503.64 = 248.41/x
  3. Step 3: Cross multiply
    334.46x = 503.64 × 248.41
  4. Step 4: Simplify right side
    334.46x = 125,109.84
  5. Step 5: Solve for x
    x = 125,109.84/334.46
  6. Step 6: Final answer
    x = 374.06

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.