Home / 674,504.70-1,011,889.89-201,179.58

Finding the Fourth Proportional to 674,504.70, 1,011,889.89 and 201,179.58

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Solution

The fourth proportional to 674,504.70, 1,011,889.89 and 201,179.58 is: 301,808.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,504.70 : 1,011,889.89 = 201,179.58 : x
  2. Step 2: Convert to fraction form
    674,504.70/1,011,889.89 = 201,179.58/x
  3. Step 3: Cross multiply
    674,504.70x = 1,011,889.89 × 201,179.58
  4. Step 4: Simplify right side
    674,504.70x = 203,571,583,076.45
  5. Step 5: Solve for x
    x = 203,571,583,076.45/674,504.70
  6. Step 6: Final answer
    x = 301,808.99

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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.