Home / 213,619.86-294,906.69-199,484.82

Finding the Fourth Proportional to 213,619.86, 294,906.69 and 199,484.82

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Solution

The fourth proportional to 213,619.86, 294,906.69 and 199,484.82 is: 275,392.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,619.86 : 294,906.69 = 199,484.82 : x
  2. Step 2: Convert to fraction form
    213,619.86/294,906.69 = 199,484.82/x
  3. Step 3: Cross multiply
    213,619.86x = 294,906.69 × 199,484.82
  4. Step 4: Simplify right side
    213,619.86x = 58,829,407,971.45
  5. Step 5: Solve for x
    x = 58,829,407,971.45/213,619.86
  6. Step 6: Final answer
    x = 275,392.97

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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.