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Finding the Third Proportional to 405,368 and 888,568

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Solution

The third proportional to 405,368 and 888,568 is: 1,947,744.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,368 : 888,568 = 888,568 : x
  2. Step 2: Convert to fraction form
    405,368/888,568 = 888,568/x
  3. Step 3: Cross multiply
    405,368x = 888,568 × 888,568
  4. Step 4: Simplify right side
    405,368x = 789,553,090,624
  5. Step 5: Solve for x
    x = 789,553,090,624/405,368
  6. Step 6: Final answer
    x = 1,947,744.00

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.