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Finding the Fourth Proportional to 270,904.26, 373,850.64 and 163,453.56

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Solution

The fourth proportional to 270,904.26, 373,850.64 and 163,453.56 is: 225,567.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,904.26 : 373,850.64 = 163,453.56 : x
  2. Step 2: Convert to fraction form
    270,904.26/373,850.64 = 163,453.56/x
  3. Step 3: Cross multiply
    270,904.26x = 373,850.64 × 163,453.56
  4. Step 4: Simplify right side
    270,904.26x = 61,107,218,016.28
  5. Step 5: Solve for x
    x = 61,107,218,016.28/270,904.26
  6. Step 6: Final answer
    x = 225,567.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.