Home / 966,628.20-1,449,942.30-266,212.20

Finding the Fourth Proportional to 966,628.20, 1,449,942.30 and 266,212.20

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Solution

The fourth proportional to 966,628.20, 1,449,942.30 and 266,212.20 is: 399,318.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,628.20 : 1,449,942.30 = 266,212.20 : x
  2. Step 2: Convert to fraction form
    966,628.20/1,449,942.30 = 266,212.20/x
  3. Step 3: Cross multiply
    966,628.20x = 1,449,942.30 × 266,212.20
  4. Step 4: Simplify right side
    966,628.20x = 385,992,329,556.06
  5. Step 5: Solve for x
    x = 385,992,329,556.06/966,628.20
  6. Step 6: Final answer
    x = 399,318.30

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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.