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Finding the Third Proportional to 641,494.63 and 896,847.25

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Solution

The third proportional to 641,494.63 and 896,847.25 is: 1,253,845.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,494.63 : 896,847.25 = 896,847.25 : x
  2. Step 2: Convert to fraction form
    641,494.63/896,847.25 = 896,847.25/x
  3. Step 3: Cross multiply
    641,494.63x = 896,847.25 × 896,847.25
  4. Step 4: Simplify right side
    641,494.63x = 804,334,989,832.56
  5. Step 5: Solve for x
    x = 804,334,989,832.56/641,494.63
  6. Step 6: Final answer
    x = 1,253,845.25

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.