Home / 516,766.64-774,469.56-276,852.74

Finding the Fourth Proportional to 516,766.64, 774,469.56 and 276,852.74

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Solution

The fourth proportional to 516,766.64, 774,469.56 and 276,852.74 is: 414,914.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,766.64 : 774,469.56 = 276,852.74 : x
  2. Step 2: Convert to fraction form
    516,766.64/774,469.56 = 276,852.74/x
  3. Step 3: Cross multiply
    516,766.64x = 774,469.56 × 276,852.74
  4. Step 4: Simplify right side
    516,766.64x = 214,414,019,732.59
  5. Step 5: Solve for x
    x = 214,414,019,732.59/516,766.64
  6. Step 6: Final answer
    x = 414,914.59

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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.