Home / 493,535.07-681,078.69-267,180.57

Finding the Fourth Proportional to 493,535.07, 681,078.69 and 267,180.57

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Solution

The fourth proportional to 493,535.07, 681,078.69 and 267,180.57 is: 368,709.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,535.07 : 681,078.69 = 267,180.57 : x
  2. Step 2: Convert to fraction form
    493,535.07/681,078.69 = 267,180.57/x
  3. Step 3: Cross multiply
    493,535.07x = 681,078.69 × 267,180.57
  4. Step 4: Simplify right side
    493,535.07x = 181,970,992,609.05
  5. Step 5: Solve for x
    x = 181,970,992,609.05/493,535.07
  6. Step 6: Final answer
    x = 368,709.35

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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.