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Finding the Fourth Proportional to 544,323.88, 816,497.02 and 198,095.49

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Solution

The fourth proportional to 544,323.88, 816,497.02 and 198,095.49 is: 297,147.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,323.88 : 816,497.02 = 198,095.49 : x
  2. Step 2: Convert to fraction form
    544,323.88/816,497.02 = 198,095.49/x
  3. Step 3: Cross multiply
    544,323.88x = 816,497.02 × 198,095.49
  4. Step 4: Simplify right side
    544,323.88x = 161,744,373,177.96
  5. Step 5: Solve for x
    x = 161,744,373,177.96/544,323.88
  6. Step 6: Final answer
    x = 297,147.31

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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.