Home / 793,858.16-1,190,826.16-320,484.48

Finding the Fourth Proportional to 793,858.16, 1,190,826.16 and 320,484.48

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Solution

The fourth proportional to 793,858.16, 1,190,826.16 and 320,484.48 is: 480,742.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,858.16 : 1,190,826.16 = 320,484.48 : x
  2. Step 2: Convert to fraction form
    793,858.16/1,190,826.16 = 320,484.48/x
  3. Step 3: Cross multiply
    793,858.16x = 1,190,826.16 × 320,484.48
  4. Step 4: Simplify right side
    793,858.16x = 381,641,302,658.00
  5. Step 5: Solve for x
    x = 381,641,302,658.00/793,858.16
  6. Step 6: Final answer
    x = 480,742.43

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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.