Home / 846,451.22-1,269,672.44-299,749.19

Finding the Fourth Proportional to 846,451.22, 1,269,672.44 and 299,749.19

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Solution

The fourth proportional to 846,451.22, 1,269,672.44 and 299,749.19 is: 449,622.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,451.22 : 1,269,672.44 = 299,749.19 : x
  2. Step 2: Convert to fraction form
    846,451.22/1,269,672.44 = 299,749.19/x
  3. Step 3: Cross multiply
    846,451.22x = 1,269,672.44 × 299,749.19
  4. Step 4: Simplify right side
    846,451.22x = 380,583,277,608.22
  5. Step 5: Solve for x
    x = 380,583,277,608.22/846,451.22
  6. Step 6: Final answer
    x = 449,622.22

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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.