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Finding the Fourth Proportional to 5,197.95, 7,796.97 and 1,500.19

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Solution

The fourth proportional to 5,197.95, 7,796.97 and 1,500.19 is: 2,250.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,197.95 : 7,796.97 = 1,500.19 : x
  2. Step 2: Convert to fraction form
    5,197.95/7,796.97 = 1,500.19/x
  3. Step 3: Cross multiply
    5,197.95x = 7,796.97 × 1,500.19
  4. Step 4: Simplify right side
    5,197.95x = 11,696,936.42
  5. Step 5: Solve for x
    x = 11,696,936.42/5,197.95
  6. Step 6: Final answer
    x = 2,250.30

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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.