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Finding the Fourth Proportional to 2,680.70, 3,699.57 and 1,501.94

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Solution

The fourth proportional to 2,680.70, 3,699.57 and 1,501.94 is: 2,072.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680.70 : 3,699.57 = 1,501.94 : x
  2. Step 2: Convert to fraction form
    2,680.70/3,699.57 = 1,501.94/x
  3. Step 3: Cross multiply
    2,680.70x = 3,699.57 × 1,501.94
  4. Step 4: Simplify right side
    2,680.70x = 5,556,513.67
  5. Step 5: Solve for x
    x = 5,556,513.67/2,680.70
  6. Step 6: Final answer
    x = 2,072.79

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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.