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Finding the Fourth Proportional to 363,662.70, 545,579.88 and 114,344.70

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Solution

The fourth proportional to 363,662.70, 545,579.88 and 114,344.70 is: 171,544.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,662.70 : 545,579.88 = 114,344.70 : x
  2. Step 2: Convert to fraction form
    363,662.70/545,579.88 = 114,344.70/x
  3. Step 3: Cross multiply
    363,662.70x = 545,579.88 × 114,344.70
  4. Step 4: Simplify right side
    363,662.70x = 62,384,167,704.64
  5. Step 5: Solve for x
    x = 62,384,167,704.64/363,662.70
  6. Step 6: Final answer
    x = 171,544.04

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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.