Home / 662,965.68-994,512.61-263,516.81

Finding the Fourth Proportional to 662,965.68, 994,512.61 and 263,516.81

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Solution

The fourth proportional to 662,965.68, 994,512.61 and 263,516.81 is: 395,300.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,965.68 : 994,512.61 = 263,516.81 : x
  2. Step 2: Convert to fraction form
    662,965.68/994,512.61 = 263,516.81/x
  3. Step 3: Cross multiply
    662,965.68x = 994,512.61 × 263,516.81
  4. Step 4: Simplify right side
    662,965.68x = 262,070,790,491.97
  5. Step 5: Solve for x
    x = 262,070,790,491.97/662,965.68
  6. Step 6: Final answer
    x = 395,300.69

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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.