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Finding the Fourth Proportional to 3,996.70, 5,994.99 and 1,223.37

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Solution

The fourth proportional to 3,996.70, 5,994.99 and 1,223.37 is: 1,835.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,996.70 : 5,994.99 = 1,223.37 : x
  2. Step 2: Convert to fraction form
    3,996.70/5,994.99 = 1,223.37/x
  3. Step 3: Cross multiply
    3,996.70x = 5,994.99 × 1,223.37
  4. Step 4: Simplify right side
    3,996.70x = 7,334,090.92
  5. Step 5: Solve for x
    x = 7,334,090.92/3,996.70
  6. Step 6: Final answer
    x = 1,835.04

Related Problems

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Half scale
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Double scale
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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.