Home / 834,623.92-1,252,033.62-265,805.20

Finding the Fourth Proportional to 834,623.92, 1,252,033.62 and 265,805.20

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Solution

The fourth proportional to 834,623.92, 1,252,033.62 and 265,805.20 is: 398,738.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,623.92 : 1,252,033.62 = 265,805.20 : x
  2. Step 2: Convert to fraction form
    834,623.92/1,252,033.62 = 265,805.20/x
  3. Step 3: Cross multiply
    834,623.92x = 1,252,033.62 × 265,805.20
  4. Step 4: Simplify right side
    834,623.92x = 332,797,046,770.82
  5. Step 5: Solve for x
    x = 332,797,046,770.82/834,623.92
  6. Step 6: Final answer
    x = 398,738.93

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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.