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Finding the Third Proportional to 284 and 662.50

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Solution

The third proportional to 284 and 662.50 is: 1,545.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    284 : 662.50 = 662.50 : x
  2. Step 2: Convert to fraction form
    284/662.50 = 662.50/x
  3. Step 3: Cross multiply
    284x = 662.50 × 662.50
  4. Step 4: Simplify right side
    284x = 438,906.25
  5. Step 5: Solve for x
    x = 438,906.25/284
  6. Step 6: Final answer
    x = 1,545.44

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Why These Related Problems?

These problems maintain the same ratio (2.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.