Home / 941,485.88-1,299,255.12-511,766

Finding the Fourth Proportional to 941,485.88, 1,299,255.12 and 511,766

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Solution

The fourth proportional to 941,485.88, 1,299,255.12 and 511,766 is: 706,239.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,485.88 : 1,299,255.12 = 511,766 : x
  2. Step 2: Convert to fraction form
    941,485.88/1,299,255.12 = 511,766/x
  3. Step 3: Cross multiply
    941,485.88x = 1,299,255.12 × 511,766
  4. Step 4: Simplify right side
    941,485.88x = 664,914,595,741.92
  5. Step 5: Solve for x
    x = 664,914,595,741.92/941,485.88
  6. Step 6: Final answer
    x = 706,239.58

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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.