Home / 516,132.10-774,205.94-179,183.47

Finding the Fourth Proportional to 516,132.10, 774,205.94 and 179,183.47

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Solution

The fourth proportional to 516,132.10, 774,205.94 and 179,183.47 is: 268,777.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,132.10 : 774,205.94 = 179,183.47 : x
  2. Step 2: Convert to fraction form
    516,132.10/774,205.94 = 179,183.47/x
  3. Step 3: Cross multiply
    516,132.10x = 774,205.94 × 179,183.47
  4. Step 4: Simplify right side
    516,132.10x = 138,724,904,106.48
  5. Step 5: Solve for x
    x = 138,724,904,106.48/516,132.10
  6. Step 6: Final answer
    x = 268,777.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.