Home / 986,976.37-1,481,011.96-481,541.53

Finding the Fourth Proportional to 986,976.37, 1,481,011.96 and 481,541.53

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Solution

The fourth proportional to 986,976.37, 1,481,011.96 and 481,541.53 is: 722,579.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,976.37 : 1,481,011.96 = 481,541.53 : x
  2. Step 2: Convert to fraction form
    986,976.37/1,481,011.96 = 481,541.53/x
  3. Step 3: Cross multiply
    986,976.37x = 1,481,011.96 × 481,541.53
  4. Step 4: Simplify right side
    986,976.37x = 713,168,765,166.70
  5. Step 5: Solve for x
    x = 713,168,765,166.70/986,976.37
  6. Step 6: Final answer
    x = 722,579.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.