Home / 481,799.05-664,888.04-266,942.50

Finding the Fourth Proportional to 481,799.05, 664,888.04 and 266,942.50

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Solution

The fourth proportional to 481,799.05, 664,888.04 and 266,942.50 is: 368,383.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,799.05 : 664,888.04 = 266,942.50 : x
  2. Step 2: Convert to fraction form
    481,799.05/664,888.04 = 266,942.50/x
  3. Step 3: Cross multiply
    481,799.05x = 664,888.04 × 266,942.50
  4. Step 4: Simplify right side
    481,799.05x = 177,486,875,617.70
  5. Step 5: Solve for x
    x = 177,486,875,617.70/481,799.05
  6. Step 6: Final answer
    x = 368,383.61

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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.