Home / 889,577.43-1,227,619.16-481,684.11

Finding the Fourth Proportional to 889,577.43, 1,227,619.16 and 481,684.11

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Solution

The fourth proportional to 889,577.43, 1,227,619.16 and 481,684.11 is: 664,725.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,577.43 : 1,227,619.16 = 481,684.11 : x
  2. Step 2: Convert to fraction form
    889,577.43/1,227,619.16 = 481,684.11/x
  3. Step 3: Cross multiply
    889,577.43x = 1,227,619.16 × 481,684.11
  4. Step 4: Simplify right side
    889,577.43x = 591,324,642,503.55
  5. Step 5: Solve for x
    x = 591,324,642,503.55/889,577.43
  6. Step 6: Final answer
    x = 664,725.32

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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.