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Finding the Fourth Proportional to 2,692.86, 4,037.13 and 1,651.26

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Solution

The fourth proportional to 2,692.86, 4,037.13 and 1,651.26 is: 2,475.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,692.86 : 4,037.13 = 1,651.26 : x
  2. Step 2: Convert to fraction form
    2,692.86/4,037.13 = 1,651.26/x
  3. Step 3: Cross multiply
    2,692.86x = 4,037.13 × 1,651.26
  4. Step 4: Simplify right side
    2,692.86x = 6,666,351.28
  5. Step 5: Solve for x
    x = 6,666,351.28/2,692.86
  6. Step 6: Final answer
    x = 2,475.57

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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.