Home / 303,840.20-419,167.77-182,911.45

Finding the Fourth Proportional to 303,840.20, 419,167.77 and 182,911.45

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Solution

The fourth proportional to 303,840.20, 419,167.77 and 182,911.45 is: 252,338.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,840.20 : 419,167.77 = 182,911.45 : x
  2. Step 2: Convert to fraction form
    303,840.20/419,167.77 = 182,911.45/x
  3. Step 3: Cross multiply
    303,840.20x = 419,167.77 × 182,911.45
  4. Step 4: Simplify right side
    303,840.20x = 76,670,584,603.97
  5. Step 5: Solve for x
    x = 76,670,584,603.97/303,840.20
  6. Step 6: Final answer
    x = 252,338.51

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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.