Home / 705,723.16-1,058,625.30-200,244.58

Finding the Fourth Proportional to 705,723.16, 1,058,625.30 and 200,244.58

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Solution

The fourth proportional to 705,723.16, 1,058,625.30 and 200,244.58 is: 300,378.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,723.16 : 1,058,625.30 = 200,244.58 : x
  2. Step 2: Convert to fraction form
    705,723.16/1,058,625.30 = 200,244.58/x
  3. Step 3: Cross multiply
    705,723.16x = 1,058,625.30 × 200,244.58
  4. Step 4: Simplify right side
    705,723.16x = 211,983,978,575.87
  5. Step 5: Solve for x
    x = 211,983,978,575.87/705,723.16
  6. Step 6: Final answer
    x = 300,378.38

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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.