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Finding the Fourth Proportional to 450.23, 674.82 and 176.18

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Solution

The fourth proportional to 450.23, 674.82 and 176.18 is: 264.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    450.23 : 674.82 = 176.18 : x
  2. Step 2: Convert to fraction form
    450.23/674.82 = 176.18/x
  3. Step 3: Cross multiply
    450.23x = 674.82 × 176.18
  4. Step 4: Simplify right side
    450.23x = 118,886.41
  5. Step 5: Solve for x
    x = 118,886.41/450.23
  6. Step 6: Final answer
    x = 264.06

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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.