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Finding the Third Proportional to 584,669 and 874,621

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Solution

The third proportional to 584,669 and 874,621 is: 1,308,367.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,669 : 874,621 = 874,621 : x
  2. Step 2: Convert to fraction form
    584,669/874,621 = 874,621/x
  3. Step 3: Cross multiply
    584,669x = 874,621 × 874,621
  4. Step 4: Simplify right side
    584,669x = 764,961,893,641
  5. Step 5: Solve for x
    x = 764,961,893,641/584,669
  6. Step 6: Final answer
    x = 1,308,367.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.