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Finding the Third Proportional to 834.75 and 1,802.81

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Solution

The third proportional to 834.75 and 1,802.81 is: 3,893.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    834.75 : 1,802.81 = 1,802.81 : x
  2. Step 2: Convert to fraction form
    834.75/1,802.81 = 1,802.81/x
  3. Step 3: Cross multiply
    834.75x = 1,802.81 × 1,802.81
  4. Step 4: Simplify right side
    834.75x = 3,250,132.91
  5. Step 5: Solve for x
    x = 3,250,132.91/834.75
  6. Step 6: Final answer
    x = 3,893.54

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.