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Finding the Third Proportional to 893.25 and 1,335

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Solution

The third proportional to 893.25 and 1,335 is: 1,995.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    893.25 : 1,335 = 1,335 : x
  2. Step 2: Convert to fraction form
    893.25/1,335 = 1,335/x
  3. Step 3: Cross multiply
    893.25x = 1,335 × 1,335
  4. Step 4: Simplify right side
    893.25x = 1,782,225
  5. Step 5: Solve for x
    x = 1,782,225/893.25
  6. Step 6: Final answer
    x = 1,995.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.