Home / 682,451.88-1,023,827.58-209,172.84

Finding the Fourth Proportional to 682,451.88, 1,023,827.58 and 209,172.84

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Solution

The fourth proportional to 682,451.88, 1,023,827.58 and 209,172.84 is: 313,805.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,451.88 : 1,023,827.58 = 209,172.84 : x
  2. Step 2: Convert to fraction form
    682,451.88/1,023,827.58 = 209,172.84/x
  3. Step 3: Cross multiply
    682,451.88x = 1,023,827.58 × 209,172.84
  4. Step 4: Simplify right side
    682,451.88x = 214,156,922,578.93
  5. Step 5: Solve for x
    x = 214,156,922,578.93/682,451.88
  6. Step 6: Final answer
    x = 313,805.16

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1.5x scale

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.