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Finding the Fourth Proportional to 353,469.60, 529,621.20 and 175,593.60

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Solution

The fourth proportional to 353,469.60, 529,621.20 and 175,593.60 is: 263,100.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,469.60 : 529,621.20 = 175,593.60 : x
  2. Step 2: Convert to fraction form
    353,469.60/529,621.20 = 175,593.60/x
  3. Step 3: Cross multiply
    353,469.60x = 529,621.20 × 175,593.60
  4. Step 4: Simplify right side
    353,469.60x = 92,998,093,144.32
  5. Step 5: Solve for x
    x = 92,998,093,144.32/353,469.60
  6. Step 6: Final answer
    x = 263,100.68

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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.