Home / 314,327.05-433,469.82-211,194.48

Finding the Fourth Proportional to 314,327.05, 433,469.82 and 211,194.48

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Solution

The fourth proportional to 314,327.05, 433,469.82 and 211,194.48 is: 291,245.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,327.05 : 433,469.82 = 211,194.48 : x
  2. Step 2: Convert to fraction form
    314,327.05/433,469.82 = 211,194.48/x
  3. Step 3: Cross multiply
    314,327.05x = 433,469.82 × 211,194.48
  4. Step 4: Simplify right side
    314,327.05x = 91,546,433,230.59
  5. Step 5: Solve for x
    x = 91,546,433,230.59/314,327.05
  6. Step 6: Final answer
    x = 291,245.80

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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.