Home / 892,983.08-1,339,485.06-261,909.56

Finding the Fourth Proportional to 892,983.08, 1,339,485.06 and 261,909.56

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Solution

The fourth proportional to 892,983.08, 1,339,485.06 and 261,909.56 is: 392,867.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,983.08 : 1,339,485.06 = 261,909.56 : x
  2. Step 2: Convert to fraction form
    892,983.08/1,339,485.06 = 261,909.56/x
  3. Step 3: Cross multiply
    892,983.08x = 1,339,485.06 × 261,909.56
  4. Step 4: Simplify right side
    892,983.08x = 350,823,942,691.17
  5. Step 5: Solve for x
    x = 350,823,942,691.17/892,983.08
  6. Step 6: Final answer
    x = 392,867.40

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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.