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Finding the Third Proportional to 985,159.88 and 2,122,296

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Solution

The third proportional to 985,159.88 and 2,122,296 is: 4,571,989.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,159.88 : 2,122,296 = 2,122,296 : x
  2. Step 2: Convert to fraction form
    985,159.88/2,122,296 = 2,122,296/x
  3. Step 3: Cross multiply
    985,159.88x = 2,122,296 × 2,122,296
  4. Step 4: Simplify right side
    985,159.88x = 4,504,140,311,616
  5. Step 5: Solve for x
    x = 4,504,140,311,616/985,159.88
  6. Step 6: Final answer
    x = 4,571,989.20

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.