Home / 682,829.77-942,299.88-376,906.11

Finding the Fourth Proportional to 682,829.77, 942,299.88 and 376,906.11

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Solution

The fourth proportional to 682,829.77, 942,299.88 and 376,906.11 is: 520,127.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,829.77 : 942,299.88 = 376,906.11 : x
  2. Step 2: Convert to fraction form
    682,829.77/942,299.88 = 376,906.11/x
  3. Step 3: Cross multiply
    682,829.77x = 942,299.88 × 376,906.11
  4. Step 4: Simplify right side
    682,829.77x = 355,158,582,224.27
  5. Step 5: Solve for x
    x = 355,158,582,224.27/682,829.77
  6. Step 6: Final answer
    x = 520,127.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.