Home / 366,979.96-550,552.83-130,322.80

Finding the Fourth Proportional to 366,979.96, 550,552.83 and 130,322.80

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Solution

The fourth proportional to 366,979.96, 550,552.83 and 130,322.80 is: 195,513.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,979.96 : 550,552.83 = 130,322.80 : x
  2. Step 2: Convert to fraction form
    366,979.96/550,552.83 = 130,322.80/x
  3. Step 3: Cross multiply
    366,979.96x = 550,552.83 × 130,322.80
  4. Step 4: Simplify right side
    366,979.96x = 71,749,586,353.52
  5. Step 5: Solve for x
    x = 71,749,586,353.52/366,979.96
  6. Step 6: Final answer
    x = 195,513.64

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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.