Home / 446,825.30-616,617.78-242,876.22

Finding the Fourth Proportional to 446,825.30, 616,617.78 and 242,876.22

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Solution

The fourth proportional to 446,825.30, 616,617.78 and 242,876.22 is: 335,168.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,825.30 : 616,617.78 = 242,876.22 : x
  2. Step 2: Convert to fraction form
    446,825.30/616,617.78 = 242,876.22/x
  3. Step 3: Cross multiply
    446,825.30x = 616,617.78 × 242,876.22
  4. Step 4: Simplify right side
    446,825.30x = 149,761,795,591.19
  5. Step 5: Solve for x
    x = 149,761,795,591.19/446,825.30
  6. Step 6: Final answer
    x = 335,168.57

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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.