Home / 416,550.20-624,562.79-353,392.34

Finding the Fourth Proportional to 416,550.20, 624,562.79 and 353,392.34

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Solution

The fourth proportional to 416,550.20, 624,562.79 and 353,392.34 is: 529,865.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,550.20 : 624,562.79 = 353,392.34 : x
  2. Step 2: Convert to fraction form
    416,550.20/624,562.79 = 353,392.34/x
  3. Step 3: Cross multiply
    416,550.20x = 624,562.79 × 353,392.34
  4. Step 4: Simplify right side
    416,550.20x = 220,715,700,945.25
  5. Step 5: Solve for x
    x = 220,715,700,945.25/416,550.20
  6. Step 6: Final answer
    x = 529,865.80

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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.