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Finding the Fourth Proportional to 1,837.51, 2,751.10 and 1,377.43

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Solution

The fourth proportional to 1,837.51, 2,751.10 and 1,377.43 is: 2,062.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,837.51 : 2,751.10 = 1,377.43 : x
  2. Step 2: Convert to fraction form
    1,837.51/2,751.10 = 1,377.43/x
  3. Step 3: Cross multiply
    1,837.51x = 2,751.10 × 1,377.43
  4. Step 4: Simplify right side
    1,837.51x = 3,789,437.35
  5. Step 5: Solve for x
    x = 3,789,437.35/1,837.51
  6. Step 6: Final answer
    x = 2,062.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.