Home / 625,736.66-863,533.60-353,845.24

Finding the Fourth Proportional to 625,736.66, 863,533.60 and 353,845.24

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Solution

The fourth proportional to 625,736.66, 863,533.60 and 353,845.24 is: 488,316.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,736.66 : 863,533.60 = 353,845.24 : x
  2. Step 2: Convert to fraction form
    625,736.66/863,533.60 = 353,845.24/x
  3. Step 3: Cross multiply
    625,736.66x = 863,533.60 × 353,845.24
  4. Step 4: Simplify right side
    625,736.66x = 305,557,250,896.62
  5. Step 5: Solve for x
    x = 305,557,250,896.62/625,736.66
  6. Step 6: Final answer
    x = 488,316.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.