Home / 828,855.44-1,143,818.82-466,279.56

Finding the Fourth Proportional to 828,855.44, 1,143,818.82 and 466,279.56

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Solution

The fourth proportional to 828,855.44, 1,143,818.82 and 466,279.56 is: 643,464.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,855.44 : 1,143,818.82 = 466,279.56 : x
  2. Step 2: Convert to fraction form
    828,855.44/1,143,818.82 = 466,279.56/x
  3. Step 3: Cross multiply
    828,855.44x = 1,143,818.82 × 466,279.56
  4. Step 4: Simplify right side
    828,855.44x = 533,339,336,109.32
  5. Step 5: Solve for x
    x = 533,339,336,109.32/828,855.44
  6. Step 6: Final answer
    x = 643,464.84

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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.