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Finding the Fourth Proportional to 3,598.82, 5,396.80 and 1,749.38

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Solution

The fourth proportional to 3,598.82, 5,396.80 and 1,749.38 is: 2,623.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,598.82 : 5,396.80 = 1,749.38 : x
  2. Step 2: Convert to fraction form
    3,598.82/5,396.80 = 1,749.38/x
  3. Step 3: Cross multiply
    3,598.82x = 5,396.80 × 1,749.38
  4. Step 4: Simplify right side
    3,598.82x = 9,441,063.10
  5. Step 5: Solve for x
    x = 9,441,063.10/3,598.82
  6. Step 6: Final answer
    x = 2,623.38

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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.