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Finding the Fourth Proportional to 554.31, 764.96 and 333.33

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Solution

The fourth proportional to 554.31, 764.96 and 333.33 is: 460.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    554.31 : 764.96 = 333.33 : x
  2. Step 2: Convert to fraction form
    554.31/764.96 = 333.33/x
  3. Step 3: Cross multiply
    554.31x = 764.96 × 333.33
  4. Step 4: Simplify right side
    554.31x = 254,984.12
  5. Step 5: Solve for x
    x = 254,984.12/554.31
  6. Step 6: Final answer
    x = 460.00

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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.