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Finding the Fourth Proportional to 554.96, 832.27 and 230.25

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Solution

The fourth proportional to 554.96, 832.27 and 230.25 is: 345.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    554.96 : 832.27 = 230.25 : x
  2. Step 2: Convert to fraction form
    554.96/832.27 = 230.25/x
  3. Step 3: Cross multiply
    554.96x = 832.27 × 230.25
  4. Step 4: Simplify right side
    554.96x = 191,629.59
  5. Step 5: Solve for x
    x = 191,629.59/554.96
  6. Step 6: Final answer
    x = 345.30

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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.