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Finding the Fourth Proportional to 333.18, 498.91 and 246.38

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Solution

The fourth proportional to 333.18, 498.91 and 246.38 is: 368.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.18 : 498.91 = 246.38 : x
  2. Step 2: Convert to fraction form
    333.18/498.91 = 246.38/x
  3. Step 3: Cross multiply
    333.18x = 498.91 × 246.38
  4. Step 4: Simplify right side
    333.18x = 122,920.90
  5. Step 5: Solve for x
    x = 122,920.90/333.18
  6. Step 6: Final answer
    x = 368.94

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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.