Home / 804,462.03-1,206,692.31-205,423.29

Finding the Fourth Proportional to 804,462.03, 1,206,692.31 and 205,423.29

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Solution

The fourth proportional to 804,462.03, 1,206,692.31 and 205,423.29 is: 308,134.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,462.03 : 1,206,692.31 = 205,423.29 : x
  2. Step 2: Convert to fraction form
    804,462.03/1,206,692.31 = 205,423.29/x
  3. Step 3: Cross multiply
    804,462.03x = 1,206,692.31 × 205,423.29
  4. Step 4: Simplify right side
    804,462.03x = 247,882,704,337.90
  5. Step 5: Solve for x
    x = 247,882,704,337.90/804,462.03
  6. Step 6: Final answer
    x = 308,134.75

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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.