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Finding the Fourth Proportional to 365,996.04, 548,931.76 and 99,694.27

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Solution

The fourth proportional to 365,996.04, 548,931.76 and 99,694.27 is: 149,524.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,996.04 : 548,931.76 = 99,694.27 : x
  2. Step 2: Convert to fraction form
    365,996.04/548,931.76 = 99,694.27/x
  3. Step 3: Cross multiply
    365,996.04x = 548,931.76 × 99,694.27
  4. Step 4: Simplify right side
    365,996.04x = 54,725,351,093.02
  5. Step 5: Solve for x
    x = 54,725,351,093.02/365,996.04
  6. Step 6: Final answer
    x = 149,524.43

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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.