Home / 481,743.40-664,777.66-263,908.92

Finding the Fourth Proportional to 481,743.40, 664,777.66 and 263,908.92

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Solution

The fourth proportional to 481,743.40, 664,777.66 and 263,908.92 is: 364,178.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,743.40 : 664,777.66 = 263,908.92 : x
  2. Step 2: Convert to fraction form
    481,743.40/664,777.66 = 263,908.92/x
  3. Step 3: Cross multiply
    481,743.40x = 664,777.66 × 263,908.92
  4. Step 4: Simplify right side
    481,743.40x = 175,440,754,290.73
  5. Step 5: Solve for x
    x = 175,440,754,290.73/481,743.40
  6. Step 6: Final answer
    x = 364,178.84

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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.