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Finding the Third Proportional to 890,274.75 and 1,812,012.38

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Solution

The third proportional to 890,274.75 and 1,812,012.38 is: 3,688,062.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,274.75 : 1,812,012.38 = 1,812,012.38 : x
  2. Step 2: Convert to fraction form
    890,274.75/1,812,012.38 = 1,812,012.38/x
  3. Step 3: Cross multiply
    890,274.75x = 1,812,012.38 × 1,812,012.38
  4. Step 4: Simplify right side
    890,274.75x = 3,283,388,847,153.14
  5. Step 5: Solve for x
    x = 3,283,388,847,153.14/890,274.75
  6. Step 6: Final answer
    x = 3,688,062.42

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.