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Finding the Third Proportional to 622,893 and 890,730.75

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Solution

The third proportional to 622,893 and 890,730.75 is: 1,273,736.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,893 : 890,730.75 = 890,730.75 : x
  2. Step 2: Convert to fraction form
    622,893/890,730.75 = 890,730.75/x
  3. Step 3: Cross multiply
    622,893x = 890,730.75 × 890,730.75
  4. Step 4: Simplify right side
    622,893x = 793,401,268,995.56
  5. Step 5: Solve for x
    x = 793,401,268,995.56/622,893
  6. Step 6: Final answer
    x = 1,273,736.05

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.