Home / 935,747.38-1,403,371.86-261,786.88

Finding the Fourth Proportional to 935,747.38, 1,403,371.86 and 261,786.88

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Solution

The fourth proportional to 935,747.38, 1,403,371.86 and 261,786.88 is: 392,610.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,747.38 : 1,403,371.86 = 261,786.88 : x
  2. Step 2: Convert to fraction form
    935,747.38/1,403,371.86 = 261,786.88/x
  3. Step 3: Cross multiply
    935,747.38x = 1,403,371.86 × 261,786.88
  4. Step 4: Simplify right side
    935,747.38x = 367,384,340,709.20
  5. Step 5: Solve for x
    x = 367,384,340,709.20/935,747.38
  6. Step 6: Final answer
    x = 392,610.60

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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.