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Finding the Fourth Proportional to 441,591.48, 662,485.50 and 161,108.64

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Solution

The fourth proportional to 441,591.48, 662,485.50 and 161,108.64 is: 241,698.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,591.48 : 662,485.50 = 161,108.64 : x
  2. Step 2: Convert to fraction form
    441,591.48/662,485.50 = 161,108.64/x
  3. Step 3: Cross multiply
    441,591.48x = 662,485.50 × 161,108.64
  4. Step 4: Simplify right side
    441,591.48x = 106,732,137,924.72
  5. Step 5: Solve for x
    x = 106,732,137,924.72/441,591.48
  6. Step 6: Final answer
    x = 241,698.82

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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.