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Finding the Fourth Proportional to 1,839.86, 2,538.99 and 1,094.39

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Solution

The fourth proportional to 1,839.86, 2,538.99 and 1,094.39 is: 1,510.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839.86 : 2,538.99 = 1,094.39 : x
  2. Step 2: Convert to fraction form
    1,839.86/2,538.99 = 1,094.39/x
  3. Step 3: Cross multiply
    1,839.86x = 2,538.99 × 1,094.39
  4. Step 4: Simplify right side
    1,839.86x = 2,778,632.57
  5. Step 5: Solve for x
    x = 2,778,632.57/1,839.86
  6. Step 6: Final answer
    x = 1,510.25

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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.