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Finding the Fourth Proportional to 7,692.51, 11,538.76 and 1,849.12

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Solution

The fourth proportional to 7,692.51, 11,538.76 and 1,849.12 is: 2,773.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,692.51 : 11,538.76 = 1,849.12 : x
  2. Step 2: Convert to fraction form
    7,692.51/11,538.76 = 1,849.12/x
  3. Step 3: Cross multiply
    7,692.51x = 11,538.76 × 1,849.12
  4. Step 4: Simplify right side
    7,692.51x = 21,336,552.19
  5. Step 5: Solve for x
    x = 21,336,552.19/7,692.51
  6. Step 6: Final answer
    x = 2,773.68

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Similar ratio
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1.5x scale

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.