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Finding the Third Proportional to 446,728 and 963,440

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Solution

The third proportional to 446,728 and 963,440 is: 2,077,811.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,728 : 963,440 = 963,440 : x
  2. Step 2: Convert to fraction form
    446,728/963,440 = 963,440/x
  3. Step 3: Cross multiply
    446,728x = 963,440 × 963,440
  4. Step 4: Simplify right side
    446,728x = 928,216,633,600
  5. Step 5: Solve for x
    x = 928,216,633,600/446,728
  6. Step 6: Final answer
    x = 2,077,811.63

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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.