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Finding the Fourth Proportional to 326,523.64, 450,614.48 and 190,644.52

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Solution

The fourth proportional to 326,523.64, 450,614.48 and 190,644.52 is: 263,096.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,523.64 : 450,614.48 = 190,644.52 : x
  2. Step 2: Convert to fraction form
    326,523.64/450,614.48 = 190,644.52/x
  3. Step 3: Cross multiply
    326,523.64x = 450,614.48 × 190,644.52
  4. Step 4: Simplify right side
    326,523.64x = 85,907,181,244.65
  5. Step 5: Solve for x
    x = 85,907,181,244.65/326,523.64
  6. Step 6: Final answer
    x = 263,096.36

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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.