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Finding the Fourth Proportional to 351.10, 483.30 and 263.62

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Solution

The fourth proportional to 351.10, 483.30 and 263.62 is: 362.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    351.10 : 483.30 = 263.62 : x
  2. Step 2: Convert to fraction form
    351.10/483.30 = 263.62/x
  3. Step 3: Cross multiply
    351.10x = 483.30 × 263.62
  4. Step 4: Simplify right side
    351.10x = 127,407.55
  5. Step 5: Solve for x
    x = 127,407.55/351.10
  6. Step 6: Final answer
    x = 362.88

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