Home / 958,519.63-1,322,761.53-528,799.60

Finding the Fourth Proportional to 958,519.63, 1,322,761.53 and 528,799.60

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Solution

The fourth proportional to 958,519.63, 1,322,761.53 and 528,799.60 is: 729,745.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,519.63 : 1,322,761.53 = 528,799.60 : x
  2. Step 2: Convert to fraction form
    958,519.63/1,322,761.53 = 528,799.60/x
  3. Step 3: Cross multiply
    958,519.63x = 1,322,761.53 × 528,799.60
  4. Step 4: Simplify right side
    958,519.63x = 699,475,767,959.39
  5. Step 5: Solve for x
    x = 699,475,767,959.39/958,519.63
  6. Step 6: Final answer
    x = 729,745.90

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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.