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Finding the Third Proportional to 980,903.25 and 2,191,441.50

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Solution

The third proportional to 980,903.25 and 2,191,441.50 is: 4,895,911.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,903.25 : 2,191,441.50 = 2,191,441.50 : x
  2. Step 2: Convert to fraction form
    980,903.25/2,191,441.50 = 2,191,441.50/x
  3. Step 3: Cross multiply
    980,903.25x = 2,191,441.50 × 2,191,441.50
  4. Step 4: Simplify right side
    980,903.25x = 4,802,415,847,922.25
  5. Step 5: Solve for x
    x = 4,802,415,847,922.25/980,903.25
  6. Step 6: Final answer
    x = 4,895,911.85

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.