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Finding the Fourth Proportional to 692.52, 1,037.27 and 537.23

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Solution

The fourth proportional to 692.52, 1,037.27 and 537.23 is: 804.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    692.52 : 1,037.27 = 537.23 : x
  2. Step 2: Convert to fraction form
    692.52/1,037.27 = 537.23/x
  3. Step 3: Cross multiply
    692.52x = 1,037.27 × 537.23
  4. Step 4: Simplify right side
    692.52x = 557,252.47
  5. Step 5: Solve for x
    x = 557,252.47/692.52
  6. Step 6: Final answer
    x = 804.67

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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.