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Finding the Fourth Proportional to 3,194,608.88, 4,408,738.88 and 1,744,438.95

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Solution

The fourth proportional to 3,194,608.88, 4,408,738.88 and 1,744,438.95 is: 2,407,423.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,194,608.88 : 4,408,738.88 = 1,744,438.95 : x
  2. Step 2: Convert to fraction form
    3,194,608.88/4,408,738.88 = 1,744,438.95/x
  3. Step 3: Cross multiply
    3,194,608.88x = 4,408,738.88 × 1,744,438.95
  4. Step 4: Simplify right side
    3,194,608.88x = 7,690,775,813,929.18
  5. Step 5: Solve for x
    x = 7,690,775,813,929.18/3,194,608.88
  6. Step 6: Final answer
    x = 2,407,423.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.