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Finding the Fourth Proportional to 334.76, 501.26 and 269.46

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Solution

The fourth proportional to 334.76, 501.26 and 269.46 is: 403.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    334.76 : 501.26 = 269.46 : x
  2. Step 2: Convert to fraction form
    334.76/501.26 = 269.46/x
  3. Step 3: Cross multiply
    334.76x = 501.26 × 269.46
  4. Step 4: Simplify right side
    334.76x = 135,068.17
  5. Step 5: Solve for x
    x = 135,068.17/334.76
  6. Step 6: Final answer
    x = 403.48

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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.