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Finding the Fourth Proportional to 325,238.58, 448,843.14 and 201,086.64

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Solution

The fourth proportional to 325,238.58, 448,843.14 and 201,086.64 is: 277,508.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,238.58 : 448,843.14 = 201,086.64 : x
  2. Step 2: Convert to fraction form
    325,238.58/448,843.14 = 201,086.64/x
  3. Step 3: Cross multiply
    325,238.58x = 448,843.14 × 201,086.64
  4. Step 4: Simplify right side
    325,238.58x = 90,256,358,909.65
  5. Step 5: Solve for x
    x = 90,256,358,909.65/325,238.58
  6. Step 6: Final answer
    x = 277,508.16

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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.