Home / 809,483.44-1,117,080.84-446,907.64

Finding the Fourth Proportional to 809,483.44, 1,117,080.84 and 446,907.64

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Solution

The fourth proportional to 809,483.44, 1,117,080.84 and 446,907.64 is: 616,729.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,483.44 : 1,117,080.84 = 446,907.64 : x
  2. Step 2: Convert to fraction form
    809,483.44/1,117,080.84 = 446,907.64/x
  3. Step 3: Cross multiply
    809,483.44x = 1,117,080.84 × 446,907.64
  4. Step 4: Simplify right side
    809,483.44x = 499,231,961,893.62
  5. Step 5: Solve for x
    x = 499,231,961,893.62/809,483.44
  6. Step 6: Final answer
    x = 616,729.06

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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.