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Finding the Fourth Proportional to 541,249.97, 812,055.32 and 181,456.39

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Solution

The fourth proportional to 541,249.97, 812,055.32 and 181,456.39 is: 272,245.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,249.97 : 812,055.32 = 181,456.39 : x
  2. Step 2: Convert to fraction form
    541,249.97/812,055.32 = 181,456.39/x
  3. Step 3: Cross multiply
    541,249.97x = 812,055.32 × 181,456.39
  4. Step 4: Simplify right side
    541,249.97x = 147,352,626,955.28
  5. Step 5: Solve for x
    x = 147,352,626,955.28/541,249.97
  6. Step 6: Final answer
    x = 272,245.06

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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.