Home / 826,926.73-1,238,729.31-377,028.73

Finding the Fourth Proportional to 826,926.73, 1,238,729.31 and 377,028.73

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Solution

The fourth proportional to 826,926.73, 1,238,729.31 and 377,028.73 is: 564,785.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,926.73 : 1,238,729.31 = 377,028.73 : x
  2. Step 2: Convert to fraction form
    826,926.73/1,238,729.31 = 377,028.73/x
  3. Step 3: Cross multiply
    826,926.73x = 1,238,729.31 × 377,028.73
  4. Step 4: Simplify right side
    826,926.73x = 467,036,538,563.08
  5. Step 5: Solve for x
    x = 467,036,538,563.08/826,926.73
  6. Step 6: Final answer
    x = 564,785.88

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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.