Home / 416,622.20-574,580.94-325,837.40

Finding the Fourth Proportional to 416,622.20, 574,580.94 and 325,837.40

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Solution

The fourth proportional to 416,622.20, 574,580.94 and 325,837.40 is: 449,375.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,622.20 : 574,580.94 = 325,837.40 : x
  2. Step 2: Convert to fraction form
    416,622.20/574,580.94 = 325,837.40/x
  3. Step 3: Cross multiply
    416,622.20x = 574,580.94 × 325,837.40
  4. Step 4: Simplify right side
    416,622.20x = 187,219,959,579.16
  5. Step 5: Solve for x
    x = 187,219,959,579.16/416,622.20
  6. Step 6: Final answer
    x = 449,375.86

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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.