Home / 724,046.37-1,086,245.13-218,577.16

Finding the Fourth Proportional to 724,046.37, 1,086,245.13 and 218,577.16

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Solution

The fourth proportional to 724,046.37, 1,086,245.13 and 218,577.16 is: 327,918.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,046.37 : 1,086,245.13 = 218,577.16 : x
  2. Step 2: Convert to fraction form
    724,046.37/1,086,245.13 = 218,577.16/x
  3. Step 3: Cross multiply
    724,046.37x = 1,086,245.13 × 218,577.16
  4. Step 4: Simplify right side
    724,046.37x = 237,428,375,579.23
  5. Step 5: Solve for x
    x = 237,428,375,579.23/724,046.37
  6. Step 6: Final answer
    x = 327,918.74

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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.