Home / 792,321.13-1,093,826.80-619,872.54

Finding the Fourth Proportional to 792,321.13, 1,093,826.80 and 619,872.54

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Solution

The fourth proportional to 792,321.13, 1,093,826.80 and 619,872.54 is: 855,755.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,321.13 : 1,093,826.80 = 619,872.54 : x
  2. Step 2: Convert to fraction form
    792,321.13/1,093,826.80 = 619,872.54/x
  3. Step 3: Cross multiply
    792,321.13x = 1,093,826.80 × 619,872.54
  4. Step 4: Simplify right side
    792,321.13x = 678,033,196,836.07
  5. Step 5: Solve for x
    x = 678,033,196,836.07/792,321.13
  6. Step 6: Final answer
    x = 855,755.54

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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.