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Finding the Third Proportional to 896,812 and 1,310,728

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Solution

The third proportional to 896,812 and 1,310,728 is: 1,915,683.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,812 : 1,310,728 = 1,310,728 : x
  2. Step 2: Convert to fraction form
    896,812/1,310,728 = 1,310,728/x
  3. Step 3: Cross multiply
    896,812x = 1,310,728 × 1,310,728
  4. Step 4: Simplify right side
    896,812x = 1,718,007,889,984
  5. Step 5: Solve for x
    x = 1,718,007,889,984/896,812
  6. Step 6: Final answer
    x = 1,915,683.43

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.