Home / 481,283.52-664,176.18-266,418.97

Finding the Fourth Proportional to 481,283.52, 664,176.18 and 266,418.97

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Solution

The fourth proportional to 481,283.52, 664,176.18 and 266,418.97 is: 367,660.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,283.52 : 664,176.18 = 266,418.97 : x
  2. Step 2: Convert to fraction form
    481,283.52/664,176.18 = 266,418.97/x
  3. Step 3: Cross multiply
    481,283.52x = 664,176.18 × 266,418.97
  4. Step 4: Simplify right side
    481,283.52x = 176,949,136,099.45
  5. Step 5: Solve for x
    x = 176,949,136,099.45/481,283.52
  6. Step 6: Final answer
    x = 367,660.91

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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.