Home / 784,336.32-1,082,351.52-444,797.28

Finding the Fourth Proportional to 784,336.32, 1,082,351.52 and 444,797.28

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Solution

The fourth proportional to 784,336.32, 1,082,351.52 and 444,797.28 is: 613,801.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,336.32 : 1,082,351.52 = 444,797.28 : x
  2. Step 2: Convert to fraction form
    784,336.32/1,082,351.52 = 444,797.28/x
  3. Step 3: Cross multiply
    784,336.32x = 1,082,351.52 × 444,797.28
  4. Step 4: Simplify right side
    784,336.32x = 481,427,012,099.87
  5. Step 5: Solve for x
    x = 481,427,012,099.87/784,336.32
  6. Step 6: Final answer
    x = 613,801.76

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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.