Home / 939,736.27-1,296,836.95-510,016.54

Finding the Fourth Proportional to 939,736.27, 1,296,836.95 and 510,016.54

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Solution

The fourth proportional to 939,736.27, 1,296,836.95 and 510,016.54 is: 703,823.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,736.27 : 1,296,836.95 = 510,016.54 : x
  2. Step 2: Convert to fraction form
    939,736.27/1,296,836.95 = 510,016.54/x
  3. Step 3: Cross multiply
    939,736.27x = 1,296,836.95 × 510,016.54
  4. Step 4: Simplify right side
    939,736.27x = 661,408,294,183.15
  5. Step 5: Solve for x
    x = 661,408,294,183.15/939,736.27
  6. Step 6: Final answer
    x = 703,823.31

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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.