Home / 481,970.03-665,141.07-267,110.12

Finding the Fourth Proportional to 481,970.03, 665,141.07 and 267,110.12

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Solution

The fourth proportional to 481,970.03, 665,141.07 and 267,110.12 is: 368,624.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,970.03 : 665,141.07 = 267,110.12 : x
  2. Step 2: Convert to fraction form
    481,970.03/665,141.07 = 267,110.12/x
  3. Step 3: Cross multiply
    481,970.03x = 665,141.07 × 267,110.12
  4. Step 4: Simplify right side
    481,970.03x = 177,665,907,698.92
  5. Step 5: Solve for x
    x = 177,665,907,698.92/481,970.03
  6. Step 6: Final answer
    x = 368,624.39

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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.