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Finding the Third Proportional to 382.25 and 901.63

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Solution

The third proportional to 382.25 and 901.63 is: 2,126.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    382.25 : 901.63 = 901.63 : x
  2. Step 2: Convert to fraction form
    382.25/901.63 = 901.63/x
  3. Step 3: Cross multiply
    382.25x = 901.63 × 901.63
  4. Step 4: Simplify right side
    382.25x = 812,927.64
  5. Step 5: Solve for x
    x = 812,927.64/382.25
  6. Step 6: Final answer
    x = 2,126.69

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.