Home / 790,183.39-1,090,453.07-427,607.24

Finding the Fourth Proportional to 790,183.39, 1,090,453.07 and 427,607.24

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Solution

The fourth proportional to 790,183.39, 1,090,453.07 and 427,607.24 is: 590,097.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,183.39 : 1,090,453.07 = 427,607.24 : x
  2. Step 2: Convert to fraction form
    790,183.39/1,090,453.07 = 427,607.24/x
  3. Step 3: Cross multiply
    790,183.39x = 1,090,453.07 × 427,607.24
  4. Step 4: Simplify right side
    790,183.39x = 466,285,631,407.38
  5. Step 5: Solve for x
    x = 466,285,631,407.38/790,183.39
  6. Step 6: Final answer
    x = 590,097.99

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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.