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Finding the Fourth Proportional to 450.63, 675.45 and 176.67

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Solution

The fourth proportional to 450.63, 675.45 and 176.67 is: 264.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    450.63 : 675.45 = 176.67 : x
  2. Step 2: Convert to fraction form
    450.63/675.45 = 176.67/x
  3. Step 3: Cross multiply
    450.63x = 675.45 × 176.67
  4. Step 4: Simplify right side
    450.63x = 119,331.75
  5. Step 5: Solve for x
    x = 119,331.75/450.63
  6. Step 6: Final answer
    x = 264.81

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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.