Home / 724,469.37-1,086,887.49-511,653

Finding the Fourth Proportional to 724,469.37, 1,086,887.49 and 511,653

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Solution

The fourth proportional to 724,469.37, 1,086,887.49 and 511,653 is: 767,609.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,469.37 : 1,086,887.49 = 511,653 : x
  2. Step 2: Convert to fraction form
    724,469.37/1,086,887.49 = 511,653/x
  3. Step 3: Cross multiply
    724,469.37x = 1,086,887.49 × 511,653
  4. Step 4: Simplify right side
    724,469.37x = 556,109,244,920.97
  5. Step 5: Solve for x
    x = 556,109,244,920.97/724,469.37
  6. Step 6: Final answer
    x = 767,609.05

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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.