Home / 611,944.39-844,540.23-370,286.56

Finding the Fourth Proportional to 611,944.39, 844,540.23 and 370,286.56

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Solution

The fourth proportional to 611,944.39, 844,540.23 and 370,286.56 is: 511,029.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,944.39 : 844,540.23 = 370,286.56 : x
  2. Step 2: Convert to fraction form
    611,944.39/844,540.23 = 370,286.56/x
  3. Step 3: Cross multiply
    611,944.39x = 844,540.23 × 370,286.56
  4. Step 4: Simplify right side
    611,944.39x = 312,721,896,548.31
  5. Step 5: Solve for x
    x = 312,721,896,548.31/611,944.39
  6. Step 6: Final answer
    x = 511,029.93

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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.