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Finding the Third Proportional to 800,388 and 1,889,364

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Solution

The third proportional to 800,388 and 1,889,364 is: 4,459,957.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,388 : 1,889,364 = 1,889,364 : x
  2. Step 2: Convert to fraction form
    800,388/1,889,364 = 1,889,364/x
  3. Step 3: Cross multiply
    800,388x = 1,889,364 × 1,889,364
  4. Step 4: Simplify right side
    800,388x = 3,569,696,324,496
  5. Step 5: Solve for x
    x = 3,569,696,324,496/800,388
  6. Step 6: Final answer
    x = 4,459,957.33

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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.