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Finding the Fourth Proportional to 2,361.97, 3,536.97 and 1,998.37

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Solution

The fourth proportional to 2,361.97, 3,536.97 and 1,998.37 is: 2,992.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,361.97 : 3,536.97 = 1,998.37 : x
  2. Step 2: Convert to fraction form
    2,361.97/3,536.97 = 1,998.37/x
  3. Step 3: Cross multiply
    2,361.97x = 3,536.97 × 1,998.37
  4. Step 4: Simplify right side
    2,361.97x = 7,068,174.74
  5. Step 5: Solve for x
    x = 7,068,174.74/2,361.97
  6. Step 6: Final answer
    x = 2,992.49

Related Problems

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Half scale
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Double scale
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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.