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Finding the Fourth Proportional to 368,201.27, 552,296.36 and 165,654.34

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Solution

The fourth proportional to 368,201.27, 552,296.36 and 165,654.34 is: 248,479.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,201.27 : 552,296.36 = 165,654.34 : x
  2. Step 2: Convert to fraction form
    368,201.27/552,296.36 = 165,654.34/x
  3. Step 3: Cross multiply
    368,201.27x = 552,296.36 × 165,654.34
  4. Step 4: Simplify right side
    368,201.27x = 91,490,285,410.45
  5. Step 5: Solve for x
    x = 91,490,285,410.45/368,201.27
  6. Step 6: Final answer
    x = 248,479.01

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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.