Home / 398,525.15-597,918.96-161,804.27

Finding the Fourth Proportional to 398,525.15, 597,918.96 and 161,804.27

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Solution

The fourth proportional to 398,525.15, 597,918.96 and 161,804.27 is: 242,759.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,525.15 : 597,918.96 = 161,804.27 : x
  2. Step 2: Convert to fraction form
    398,525.15/597,918.96 = 161,804.27/x
  3. Step 3: Cross multiply
    398,525.15x = 597,918.96 × 161,804.27
  4. Step 4: Simplify right side
    398,525.15x = 96,745,840,841.96
  5. Step 5: Solve for x
    x = 96,745,840,841.96/398,525.15
  6. Step 6: Final answer
    x = 242,759.69

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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.