Home / 682,284.54-1,024,057.12-345,561.86

Finding the Fourth Proportional to 682,284.54, 1,024,057.12 and 345,561.86

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Solution

The fourth proportional to 682,284.54, 1,024,057.12 and 345,561.86 is: 518,662.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,284.54 : 1,024,057.12 = 345,561.86 : x
  2. Step 2: Convert to fraction form
    682,284.54/1,024,057.12 = 345,561.86/x
  3. Step 3: Cross multiply
    682,284.54x = 1,024,057.12 × 345,561.86
  4. Step 4: Simplify right side
    682,284.54x = 353,875,083,133.44
  5. Step 5: Solve for x
    x = 353,875,083,133.44/682,284.54
  6. Step 6: Final answer
    x = 518,662.03

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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.