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Finding the Third Proportional to 154 and 284.50

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Solution

The third proportional to 154 and 284.50 is: 525.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    154 : 284.50 = 284.50 : x
  2. Step 2: Convert to fraction form
    154/284.50 = 284.50/x
  3. Step 3: Cross multiply
    154x = 284.50 × 284.50
  4. Step 4: Simplify right side
    154x = 80,940.25
  5. Step 5: Solve for x
    x = 80,940.25/154
  6. Step 6: Final answer
    x = 525.59

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These problems maintain the same ratio (1.85) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.