Home / 481,396.50-664,331.69-266,541.17

Finding the Fourth Proportional to 481,396.50, 664,331.69 and 266,541.17

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Solution

The fourth proportional to 481,396.50, 664,331.69 and 266,541.17 is: 367,829.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,396.50 : 664,331.69 = 266,541.17 : x
  2. Step 2: Convert to fraction form
    481,396.50/664,331.69 = 266,541.17/x
  3. Step 3: Cross multiply
    481,396.50x = 664,331.69 × 266,541.17
  4. Step 4: Simplify right side
    481,396.50x = 177,071,743,265.37
  5. Step 5: Solve for x
    x = 177,071,743,265.37/481,396.50
  6. Step 6: Final answer
    x = 367,829.31

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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.