Home / 677,338.88-1,015,930.56-178,741.76

Finding the Fourth Proportional to 677,338.88, 1,015,930.56 and 178,741.76

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Solution

The fourth proportional to 677,338.88, 1,015,930.56 and 178,741.76 is: 268,092.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,338.88 : 1,015,930.56 = 178,741.76 : x
  2. Step 2: Convert to fraction form
    677,338.88/1,015,930.56 = 178,741.76/x
  3. Step 3: Cross multiply
    677,338.88x = 1,015,930.56 × 178,741.76
  4. Step 4: Simplify right side
    677,338.88x = 181,589,216,332.19
  5. Step 5: Solve for x
    x = 181,589,216,332.19/677,338.88
  6. Step 6: Final answer
    x = 268,092.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.