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Finding the Fourth Proportional to 2,036.52, 2,810.36 and 1,105

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Solution

The fourth proportional to 2,036.52, 2,810.36 and 1,105 is: 1,524.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,036.52 : 2,810.36 = 1,105 : x
  2. Step 2: Convert to fraction form
    2,036.52/2,810.36 = 1,105/x
  3. Step 3: Cross multiply
    2,036.52x = 2,810.36 × 1,105
  4. Step 4: Simplify right side
    2,036.52x = 3,105,447.80
  5. Step 5: Solve for x
    x = 3,105,447.80/2,036.52
  6. Step 6: Final answer
    x = 1,524.88

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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.