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Finding the Fourth Proportional to 7,049.98, 9,726.78 and 4,692.52

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Solution

The fourth proportional to 7,049.98, 9,726.78 and 4,692.52 is: 6,474.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,049.98 : 9,726.78 = 4,692.52 : x
  2. Step 2: Convert to fraction form
    7,049.98/9,726.78 = 4,692.52/x
  3. Step 3: Cross multiply
    7,049.98x = 9,726.78 × 4,692.52
  4. Step 4: Simplify right side
    7,049.98x = 45,643,109.69
  5. Step 5: Solve for x
    x = 45,643,109.69/7,049.98
  6. Step 6: Final answer
    x = 6,474.22

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