Home / 516,106.33-774,160.03-196,183.01

Finding the Fourth Proportional to 516,106.33, 774,160.03 and 196,183.01

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Solution

The fourth proportional to 516,106.33, 774,160.03 and 196,183.01 is: 294,274.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,106.33 : 774,160.03 = 196,183.01 : x
  2. Step 2: Convert to fraction form
    516,106.33/774,160.03 = 196,183.01/x
  3. Step 3: Cross multiply
    516,106.33x = 774,160.03 × 196,183.01
  4. Step 4: Simplify right side
    516,106.33x = 151,877,047,087.72
  5. Step 5: Solve for x
    x = 151,877,047,087.72/516,106.33
  6. Step 6: Final answer
    x = 294,274.72

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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.