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Finding the Third Proportional to 622,895.91 and 890,735.06

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Solution

The third proportional to 622,895.91 and 890,735.06 is: 1,273,742.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,895.91 : 890,735.06 = 890,735.06 : x
  2. Step 2: Convert to fraction form
    622,895.91/890,735.06 = 890,735.06/x
  3. Step 3: Cross multiply
    622,895.91x = 890,735.06 × 890,735.06
  4. Step 4: Simplify right side
    622,895.91x = 793,408,951,566.88
  5. Step 5: Solve for x
    x = 793,408,951,566.88/622,895.91
  6. Step 6: Final answer
    x = 1,273,742.44

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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.