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Finding the Fourth Proportional to 544,324.88, 816,498.52 and 198,096.49

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Solution

The fourth proportional to 544,324.88, 816,498.52 and 198,096.49 is: 297,148.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,324.88 : 816,498.52 = 198,096.49 : x
  2. Step 2: Convert to fraction form
    544,324.88/816,498.52 = 198,096.49/x
  3. Step 3: Cross multiply
    544,324.88x = 816,498.52 × 198,096.49
  4. Step 4: Simplify right side
    544,324.88x = 161,745,490,902.20
  5. Step 5: Solve for x
    x = 161,745,490,902.20/544,324.88
  6. Step 6: Final answer
    x = 297,148.81

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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.