Home / 455,236.48-682,942.65-174,731.86

Finding the Fourth Proportional to 455,236.48, 682,942.65 and 174,731.86

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Solution

The fourth proportional to 455,236.48, 682,942.65 and 174,731.86 is: 262,131.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,236.48 : 682,942.65 = 174,731.86 : x
  2. Step 2: Convert to fraction form
    455,236.48/682,942.65 = 174,731.86/x
  3. Step 3: Cross multiply
    455,236.48x = 682,942.65 × 174,731.86
  4. Step 4: Simplify right side
    455,236.48x = 119,331,839,507.83
  5. Step 5: Solve for x
    x = 119,331,839,507.83/455,236.48
  6. Step 6: Final answer
    x = 262,131.54

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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.