Home / 481,792.05-664,878.38-266,935.50

Finding the Fourth Proportional to 481,792.05, 664,878.38 and 266,935.50

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Solution

The fourth proportional to 481,792.05, 664,878.38 and 266,935.50 is: 368,373.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,792.05 : 664,878.38 = 266,935.50 : x
  2. Step 2: Convert to fraction form
    481,792.05/664,878.38 = 266,935.50/x
  3. Step 3: Cross multiply
    481,792.05x = 664,878.38 × 266,935.50
  4. Step 4: Simplify right side
    481,792.05x = 177,479,641,469.81
  5. Step 5: Solve for x
    x = 177,479,641,469.81/481,792.05
  6. Step 6: Final answer
    x = 368,373.95

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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.