Home / 904,305.41-1,247,936.53-496,414.19

Finding the Fourth Proportional to 904,305.41, 1,247,936.53 and 496,414.19

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Solution

The fourth proportional to 904,305.41, 1,247,936.53 and 496,414.19 is: 685,048.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,305.41 : 1,247,936.53 = 496,414.19 : x
  2. Step 2: Convert to fraction form
    904,305.41/1,247,936.53 = 496,414.19/x
  3. Step 3: Cross multiply
    904,305.41x = 1,247,936.53 × 496,414.19
  4. Step 4: Simplify right side
    904,305.41x = 619,493,395,471.68
  5. Step 5: Solve for x
    x = 619,493,395,471.68/904,305.41
  6. Step 6: Final answer
    x = 685,048.87

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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.