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Finding the Fourth Proportional to 2,034.63, 2,807.79 and 1,103.13

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Solution

The fourth proportional to 2,034.63, 2,807.79 and 1,103.13 is: 1,522.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,034.63 : 2,807.79 = 1,103.13 : x
  2. Step 2: Convert to fraction form
    2,034.63/2,807.79 = 1,103.13/x
  3. Step 3: Cross multiply
    2,034.63x = 2,807.79 × 1,103.13
  4. Step 4: Simplify right side
    2,034.63x = 3,097,357.38
  5. Step 5: Solve for x
    x = 3,097,357.38/2,034.63
  6. Step 6: Final answer
    x = 1,522.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.