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Finding the Fourth Proportional to 600.72, 900.90 and 235.29

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Solution

The fourth proportional to 600.72, 900.90 and 235.29 is: 352.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    600.72 : 900.90 = 235.29 : x
  2. Step 2: Convert to fraction form
    600.72/900.90 = 235.29/x
  3. Step 3: Cross multiply
    600.72x = 900.90 × 235.29
  4. Step 4: Simplify right side
    600.72x = 211,972.76
  5. Step 5: Solve for x
    x = 211,972.76/600.72
  6. Step 6: Final answer
    x = 352.86

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.