Home / 892,974.54-1,339,465.47-219,060.21

Finding the Fourth Proportional to 892,974.54, 1,339,465.47 and 219,060.21

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Solution

The fourth proportional to 892,974.54, 1,339,465.47 and 219,060.21 is: 328,591.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,974.54 : 1,339,465.47 = 219,060.21 : x
  2. Step 2: Convert to fraction form
    892,974.54/1,339,465.47 = 219,060.21/x
  3. Step 3: Cross multiply
    892,974.54x = 1,339,465.47 × 219,060.21
  4. Step 4: Simplify right side
    892,974.54x = 293,423,587,145.95
  5. Step 5: Solve for x
    x = 293,423,587,145.95/892,974.54
  6. Step 6: Final answer
    x = 328,591.21

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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.