Home / 439,205.67-606,135.41-267,091.71

Finding the Fourth Proportional to 439,205.67, 606,135.41 and 267,091.71

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Solution

The fourth proportional to 439,205.67, 606,135.41 and 267,091.71 is: 368,605.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,205.67 : 606,135.41 = 267,091.71 : x
  2. Step 2: Convert to fraction form
    439,205.67/606,135.41 = 267,091.71/x
  3. Step 3: Cross multiply
    439,205.67x = 606,135.41 × 267,091.71
  4. Step 4: Simplify right side
    439,205.67x = 161,893,741,812.99
  5. Step 5: Solve for x
    x = 161,893,741,812.99/439,205.67
  6. Step 6: Final answer
    x = 368,605.76

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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.