Home / 837,439.44-1,256,159.85-206,353.32

Finding the Fourth Proportional to 837,439.44, 1,256,159.85 and 206,353.32

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Solution

The fourth proportional to 837,439.44, 1,256,159.85 and 206,353.32 is: 309,530.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,439.44 : 1,256,159.85 = 206,353.32 : x
  2. Step 2: Convert to fraction form
    837,439.44/1,256,159.85 = 206,353.32/x
  3. Step 3: Cross multiply
    837,439.44x = 1,256,159.85 × 206,353.32
  4. Step 4: Simplify right side
    837,439.44x = 259,212,755,498.20
  5. Step 5: Solve for x
    x = 259,212,755,498.20/837,439.44
  6. Step 6: Final answer
    x = 309,530.15

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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.