Home / 782,912.67-1,174,369.01-191,936.67

Finding the Fourth Proportional to 782,912.67, 1,174,369.01 and 191,936.67

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Solution

The fourth proportional to 782,912.67, 1,174,369.01 and 191,936.67 is: 287,905.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,912.67 : 1,174,369.01 = 191,936.67 : x
  2. Step 2: Convert to fraction form
    782,912.67/1,174,369.01 = 191,936.67/x
  3. Step 3: Cross multiply
    782,912.67x = 1,174,369.01 × 191,936.67
  4. Step 4: Simplify right side
    782,912.67x = 225,404,478,912.68
  5. Step 5: Solve for x
    x = 225,404,478,912.68/782,912.67
  6. Step 6: Final answer
    x = 287,905.01

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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.