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Finding the Fourth Proportional to 3,095.39, 4,271.72 and 1,769.42

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Solution

The fourth proportional to 3,095.39, 4,271.72 and 1,769.42 is: 2,441.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,095.39 : 4,271.72 = 1,769.42 : x
  2. Step 2: Convert to fraction form
    3,095.39/4,271.72 = 1,769.42/x
  3. Step 3: Cross multiply
    3,095.39x = 4,271.72 × 1,769.42
  4. Step 4: Simplify right side
    3,095.39x = 7,558,436.60
  5. Step 5: Solve for x
    x = 7,558,436.60/3,095.39
  6. Step 6: Final answer
    x = 2,441.84

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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.