Home / 705,233-1,057,923.31-231,955.26

Finding the Fourth Proportional to 705,233, 1,057,923.31 and 231,955.26

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Solution

The fourth proportional to 705,233, 1,057,923.31 and 231,955.26 is: 347,957.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,233 : 1,057,923.31 = 231,955.26 : x
  2. Step 2: Convert to fraction form
    705,233/1,057,923.31 = 231,955.26/x
  3. Step 3: Cross multiply
    705,233x = 1,057,923.31 × 231,955.26
  4. Step 4: Simplify right side
    705,233x = 245,390,876,431.11
  5. Step 5: Solve for x
    x = 245,390,876,431.11/705,233
  6. Step 6: Final answer
    x = 347,957.17

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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.