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Finding the Third Proportional to 674,624.25 and 1,449,292.50

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Solution

The third proportional to 674,624.25 and 1,449,292.50 is: 3,113,509.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,624.25 : 1,449,292.50 = 1,449,292.50 : x
  2. Step 2: Convert to fraction form
    674,624.25/1,449,292.50 = 1,449,292.50/x
  3. Step 3: Cross multiply
    674,624.25x = 1,449,292.50 × 1,449,292.50
  4. Step 4: Simplify right side
    674,624.25x = 2,100,448,750,556.25
  5. Step 5: Solve for x
    x = 2,100,448,750,556.25/674,624.25
  6. Step 6: Final answer
    x = 3,113,509.11

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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.