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Finding the Third Proportional to 623,907 and 1,366,560

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Solution

The third proportional to 623,907 and 1,366,560 is: 2,993,212.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,907 : 1,366,560 = 1,366,560 : x
  2. Step 2: Convert to fraction form
    623,907/1,366,560 = 1,366,560/x
  3. Step 3: Cross multiply
    623,907x = 1,366,560 × 1,366,560
  4. Step 4: Simplify right side
    623,907x = 1,867,486,233,600
  5. Step 5: Solve for x
    x = 1,867,486,233,600/623,907
  6. Step 6: Final answer
    x = 2,993,212.50

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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.