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Finding the Fourth Proportional to 3,729.69, 5,146.86 and 2,051.10

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Solution

The fourth proportional to 3,729.69, 5,146.86 and 2,051.10 is: 2,830.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,729.69 : 5,146.86 = 2,051.10 : x
  2. Step 2: Convert to fraction form
    3,729.69/5,146.86 = 2,051.10/x
  3. Step 3: Cross multiply
    3,729.69x = 5,146.86 × 2,051.10
  4. Step 4: Simplify right side
    3,729.69x = 10,556,724.55
  5. Step 5: Solve for x
    x = 10,556,724.55/3,729.69
  6. Step 6: Final answer
    x = 2,830.46

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