Home / 957,087.56-1,320,839.88-527,367.68

Finding the Fourth Proportional to 957,087.56, 1,320,839.88 and 527,367.68

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Solution

The fourth proportional to 957,087.56, 1,320,839.88 and 527,367.68 is: 727,799.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,087.56 : 1,320,839.88 = 527,367.68 : x
  2. Step 2: Convert to fraction form
    957,087.56/1,320,839.88 = 527,367.68/x
  3. Step 3: Cross multiply
    957,087.56x = 1,320,839.88 × 527,367.68
  4. Step 4: Simplify right side
    957,087.56x = 696,568,263,167.08
  5. Step 5: Solve for x
    x = 696,568,263,167.08/957,087.56
  6. Step 6: Final answer
    x = 727,799.93

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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.