Home / 541,815.25-747,189.26-323,989.31

Finding the Fourth Proportional to 541,815.25, 747,189.26 and 323,989.31

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Solution

The fourth proportional to 541,815.25, 747,189.26 and 323,989.31 is: 446,796.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,815.25 : 747,189.26 = 323,989.31 : x
  2. Step 2: Convert to fraction form
    541,815.25/747,189.26 = 323,989.31/x
  3. Step 3: Cross multiply
    541,815.25x = 747,189.26 × 323,989.31
  4. Step 4: Simplify right side
    541,815.25x = 242,081,336,818.19
  5. Step 5: Solve for x
    x = 242,081,336,818.19/541,815.25
  6. Step 6: Final answer
    x = 446,796.83

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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.