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Finding the Third Proportional to 553,884 and 1,204,968

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Solution

The third proportional to 553,884 and 1,204,968 is: 2,621,393.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,884 : 1,204,968 = 1,204,968 : x
  2. Step 2: Convert to fraction form
    553,884/1,204,968 = 1,204,968/x
  3. Step 3: Cross multiply
    553,884x = 1,204,968 × 1,204,968
  4. Step 4: Simplify right side
    553,884x = 1,451,947,881,024
  5. Step 5: Solve for x
    x = 1,451,947,881,024/553,884
  6. Step 6: Final answer
    x = 2,621,393.43

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.