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Finding the Third Proportional to 623,908 and 1,366,562

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Solution

The third proportional to 623,908 and 1,366,562 is: 2,993,216.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,908 : 1,366,562 = 1,366,562 : x
  2. Step 2: Convert to fraction form
    623,908/1,366,562 = 1,366,562/x
  3. Step 3: Cross multiply
    623,908x = 1,366,562 × 1,366,562
  4. Step 4: Simplify right side
    623,908x = 1,867,491,699,844
  5. Step 5: Solve for x
    x = 1,867,491,699,844/623,908
  6. Step 6: Final answer
    x = 2,993,216.47

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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.