Home / 682,551.45-941,919.90-376,627.59

Finding the Fourth Proportional to 682,551.45, 941,919.90 and 376,627.59

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Solution

The fourth proportional to 682,551.45, 941,919.90 and 376,627.59 is: 519,745.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,551.45 : 941,919.90 = 376,627.59 : x
  2. Step 2: Convert to fraction form
    682,551.45/941,919.90 = 376,627.59/x
  3. Step 3: Cross multiply
    682,551.45x = 941,919.90 × 376,627.59
  4. Step 4: Simplify right side
    682,551.45x = 354,753,020,497.69
  5. Step 5: Solve for x
    x = 354,753,020,497.69/682,551.45
  6. Step 6: Final answer
    x = 519,745.46

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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.