Home / 892,083.68-1,231,063.82-484,200.89

Finding the Fourth Proportional to 892,083.68, 1,231,063.82 and 484,200.89

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Solution

The fourth proportional to 892,083.68, 1,231,063.82 and 484,200.89 is: 668,190.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,083.68 : 1,231,063.82 = 484,200.89 : x
  2. Step 2: Convert to fraction form
    892,083.68/1,231,063.82 = 484,200.89/x
  3. Step 3: Cross multiply
    892,083.68x = 1,231,063.82 × 484,200.89
  4. Step 4: Simplify right side
    892,083.68x = 596,082,195,146.72
  5. Step 5: Solve for x
    x = 596,082,195,146.72/892,083.68
  6. Step 6: Final answer
    x = 668,190.90

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1.5x scale

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.