Home / 753,562.01-1,039,855.24-431,198.21

Finding the Fourth Proportional to 753,562.01, 1,039,855.24 and 431,198.21

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Solution

The fourth proportional to 753,562.01, 1,039,855.24 and 431,198.21 is: 595,019.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,562.01 : 1,039,855.24 = 431,198.21 : x
  2. Step 2: Convert to fraction form
    753,562.01/1,039,855.24 = 431,198.21/x
  3. Step 3: Cross multiply
    753,562.01x = 1,039,855.24 × 431,198.21
  4. Step 4: Simplify right side
    753,562.01x = 448,383,718,147.12
  5. Step 5: Solve for x
    x = 448,383,718,147.12/753,562.01
  6. Step 6: Final answer
    x = 595,019.01

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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.