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Finding the Fourth Proportional to 2,615.01, 3,608.61 and 1,436.01

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Solution

The fourth proportional to 2,615.01, 3,608.61 and 1,436.01 is: 1,981.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,615.01 : 3,608.61 = 1,436.01 : x
  2. Step 2: Convert to fraction form
    2,615.01/3,608.61 = 1,436.01/x
  3. Step 3: Cross multiply
    2,615.01x = 3,608.61 × 1,436.01
  4. Step 4: Simplify right side
    2,615.01x = 5,181,982.00
  5. Step 5: Solve for x
    x = 5,181,982.00/2,615.01
  6. Step 6: Final answer
    x = 1,981.63

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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.