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Finding the Fourth Proportional to 368,105.50, 552,287.85 and 181,248.22

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Solution

The fourth proportional to 368,105.50, 552,287.85 and 181,248.22 is: 271,936.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,105.50 : 552,287.85 = 181,248.22 : x
  2. Step 2: Convert to fraction form
    368,105.50/552,287.85 = 181,248.22/x
  3. Step 3: Cross multiply
    368,105.50x = 552,287.85 × 181,248.22
  4. Step 4: Simplify right side
    368,105.50x = 100,101,189,740.13
  5. Step 5: Solve for x
    x = 100,101,189,740.13/368,105.50
  6. Step 6: Final answer
    x = 271,936.14

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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.