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Finding the Fourth Proportional to 2,679.98, 3,698.52 and 1,501.22

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Solution

The fourth proportional to 2,679.98, 3,698.52 and 1,501.22 is: 2,071.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,679.98 : 3,698.52 = 1,501.22 : x
  2. Step 2: Convert to fraction form
    2,679.98/3,698.52 = 1,501.22/x
  3. Step 3: Cross multiply
    2,679.98x = 3,698.52 × 1,501.22
  4. Step 4: Simplify right side
    2,679.98x = 5,552,292.19
  5. Step 5: Solve for x
    x = 5,552,292.19/2,679.98
  6. Step 6: Final answer
    x = 2,071.77

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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.