Home / 682,494.56-1,023,938.58-209,249.72

Finding the Fourth Proportional to 682,494.56, 1,023,938.58 and 209,249.72

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Solution

The fourth proportional to 682,494.56, 1,023,938.58 and 209,249.72 is: 313,934.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,494.56 : 1,023,938.58 = 209,249.72 : x
  2. Step 2: Convert to fraction form
    682,494.56/1,023,938.58 = 209,249.72/x
  3. Step 3: Cross multiply
    682,494.56x = 1,023,938.58 × 209,249.72
  4. Step 4: Simplify right side
    682,494.56x = 214,258,861,162.20
  5. Step 5: Solve for x
    x = 214,258,861,162.20/682,494.56
  6. Step 6: Final answer
    x = 313,934.90

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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.