Home / 705,742.24-1,058,632.80-173,261.20

Finding the Fourth Proportional to 705,742.24, 1,058,632.80 and 173,261.20

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Solution

The fourth proportional to 705,742.24, 1,058,632.80 and 173,261.20 is: 259,896.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,742.24 : 1,058,632.80 = 173,261.20 : x
  2. Step 2: Convert to fraction form
    705,742.24/1,058,632.80 = 173,261.20/x
  3. Step 3: Cross multiply
    705,742.24x = 1,058,632.80 × 173,261.20
  4. Step 4: Simplify right side
    705,742.24x = 183,419,989,287.36
  5. Step 5: Solve for x
    x = 183,419,989,287.36/705,742.24
  6. Step 6: Final answer
    x = 259,896.57

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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.