Home / 344,481.28-516,777.35-119,905.54

Finding the Fourth Proportional to 344,481.28, 516,777.35 and 119,905.54

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Solution

The fourth proportional to 344,481.28, 516,777.35 and 119,905.54 is: 179,877.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,481.28 : 516,777.35 = 119,905.54 : x
  2. Step 2: Convert to fraction form
    344,481.28/516,777.35 = 119,905.54/x
  3. Step 3: Cross multiply
    344,481.28x = 516,777.35 × 119,905.54
  4. Step 4: Simplify right side
    344,481.28x = 61,964,465,320.05
  5. Step 5: Solve for x
    x = 61,964,465,320.05/344,481.28
  6. Step 6: Final answer
    x = 179,877.60

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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.