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Finding the Fourth Proportional to 336.26, 501.82 and 297.74

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Solution

The fourth proportional to 336.26, 501.82 and 297.74 is: 444.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.26 : 501.82 = 297.74 : x
  2. Step 2: Convert to fraction form
    336.26/501.82 = 297.74/x
  3. Step 3: Cross multiply
    336.26x = 501.82 × 297.74
  4. Step 4: Simplify right side
    336.26x = 149,411.89
  5. Step 5: Solve for x
    x = 149,411.89/336.26
  6. Step 6: Final answer
    x = 444.33

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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.