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Finding the Fourth Proportional to 2,680.74, 3,699.24 and 1,501.62

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Solution

The fourth proportional to 2,680.74, 3,699.24 and 1,501.62 is: 2,072.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680.74 : 3,699.24 = 1,501.62 : x
  2. Step 2: Convert to fraction form
    2,680.74/3,699.24 = 1,501.62/x
  3. Step 3: Cross multiply
    2,680.74x = 3,699.24 × 1,501.62
  4. Step 4: Simplify right side
    2,680.74x = 5,554,852.77
  5. Step 5: Solve for x
    x = 5,554,852.77/2,680.74
  6. Step 6: Final answer
    x = 2,072.13

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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.