Home / 784,286.07-1,082,314.68-444,754.32

Finding the Fourth Proportional to 784,286.07, 1,082,314.68 and 444,754.32

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Solution

The fourth proportional to 784,286.07, 1,082,314.68 and 444,754.32 is: 613,760.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,286.07 : 1,082,314.68 = 444,754.32 : x
  2. Step 2: Convert to fraction form
    784,286.07/1,082,314.68 = 444,754.32/x
  3. Step 3: Cross multiply
    784,286.07x = 1,082,314.68 × 444,754.32
  4. Step 4: Simplify right side
    784,286.07x = 481,364,129,529.42
  5. Step 5: Solve for x
    x = 481,364,129,529.42/784,286.07
  6. Step 6: Final answer
    x = 613,760.91

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Double scale
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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.