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Finding the Fourth Proportional to 368,255.60, 552,383.40 and 203,093.36

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Solution

The fourth proportional to 368,255.60, 552,383.40 and 203,093.36 is: 304,640.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,255.60 : 552,383.40 = 203,093.36 : x
  2. Step 2: Convert to fraction form
    368,255.60/552,383.40 = 203,093.36/x
  3. Step 3: Cross multiply
    368,255.60x = 552,383.40 × 203,093.36
  4. Step 4: Simplify right side
    368,255.60x = 112,185,400,714.22
  5. Step 5: Solve for x
    x = 112,185,400,714.22/368,255.60
  6. Step 6: Final answer
    x = 304,640.04

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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.