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Finding the Fourth Proportional to 3,794,097.22, 5,235,978.84 and 2,075,217.68

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Solution

The fourth proportional to 3,794,097.22, 5,235,978.84 and 2,075,217.68 is: 2,863,868.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,794,097.22 : 5,235,978.84 = 2,075,217.68 : x
  2. Step 2: Convert to fraction form
    3,794,097.22/5,235,978.84 = 2,075,217.68/x
  3. Step 3: Cross multiply
    3,794,097.22x = 5,235,978.84 × 2,075,217.68
  4. Step 4: Simplify right side
    3,794,097.22x = 10,865,795,860,873.89
  5. Step 5: Solve for x
    x = 10,865,795,860,873.89/3,794,097.22
  6. Step 6: Final answer
    x = 2,863,868.59

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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.