Home / 706,593.70-1,058,335.35-425,620.90

Finding the Fourth Proportional to 706,593.70, 1,058,335.35 and 425,620.90

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Solution

The fourth proportional to 706,593.70, 1,058,335.35 and 425,620.90 is: 637,494.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,593.70 : 1,058,335.35 = 425,620.90 : x
  2. Step 2: Convert to fraction form
    706,593.70/1,058,335.35 = 425,620.90/x
  3. Step 3: Cross multiply
    706,593.70x = 1,058,335.35 × 425,620.90
  4. Step 4: Simplify right side
    706,593.70x = 450,449,644,168.82
  5. Step 5: Solve for x
    x = 450,449,644,168.82/706,593.70
  6. Step 6: Final answer
    x = 637,494.57

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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.