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Finding the Fourth Proportional to 554.36, 764.91 and 333.41

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Solution

The fourth proportional to 554.36, 764.91 and 333.41 is: 460.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    554.36 : 764.91 = 333.41 : x
  2. Step 2: Convert to fraction form
    554.36/764.91 = 333.41/x
  3. Step 3: Cross multiply
    554.36x = 764.91 × 333.41
  4. Step 4: Simplify right side
    554.36x = 255,024.82
  5. Step 5: Solve for x
    x = 255,024.82/554.36
  6. Step 6: Final answer
    x = 460.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.