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Finding the Fourth Proportional to 335.40, 444.93 and 335.40

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Solution

The fourth proportional to 335.40, 444.93 and 335.40 is: 444.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    335.40 : 444.93 = 335.40 : x
  2. Step 2: Convert to fraction form
    335.40/444.93 = 335.40/x
  3. Step 3: Cross multiply
    335.40x = 444.93 × 335.40
  4. Step 4: Simplify right side
    335.40x = 149,229.52
  5. Step 5: Solve for x
    x = 149,229.52/335.40
  6. Step 6: Final answer
    x = 444.93

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.