Home / 682,531.43-941,885.96-376,620.71

Finding the Fourth Proportional to 682,531.43, 941,885.96 and 376,620.71

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Solution

The fourth proportional to 682,531.43, 941,885.96 and 376,620.71 is: 519,732.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,531.43 : 941,885.96 = 376,620.71 : x
  2. Step 2: Convert to fraction form
    682,531.43/941,885.96 = 376,620.71/x
  3. Step 3: Cross multiply
    682,531.43x = 941,885.96 × 376,620.71
  4. Step 4: Simplify right side
    682,531.43x = 354,733,754,520.19
  5. Step 5: Solve for x
    x = 354,733,754,520.19/682,531.43
  6. Step 6: Final answer
    x = 519,732.48

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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.