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Finding the Fourth Proportional to 2,936.03, 4,052.12 and 1,677.51

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Solution

The fourth proportional to 2,936.03, 4,052.12 and 1,677.51 is: 2,315.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936.03 : 4,052.12 = 1,677.51 : x
  2. Step 2: Convert to fraction form
    2,936.03/4,052.12 = 1,677.51/x
  3. Step 3: Cross multiply
    2,936.03x = 4,052.12 × 1,677.51
  4. Step 4: Simplify right side
    2,936.03x = 6,797,463.43
  5. Step 5: Solve for x
    x = 6,797,463.43/2,936.03
  6. Step 6: Final answer
    x = 2,315.19

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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.