Home / 862,192.06-1,293,288.36-263,156.56

Finding the Fourth Proportional to 862,192.06, 1,293,288.36 and 263,156.56

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Solution

The fourth proportional to 862,192.06, 1,293,288.36 and 263,156.56 is: 394,734.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,192.06 : 1,293,288.36 = 263,156.56 : x
  2. Step 2: Convert to fraction form
    862,192.06/1,293,288.36 = 263,156.56/x
  3. Step 3: Cross multiply
    862,192.06x = 1,293,288.36 × 263,156.56
  4. Step 4: Simplify right side
    862,192.06x = 340,337,315,905.64
  5. Step 5: Solve for x
    x = 340,337,315,905.64/862,192.06
  6. Step 6: Final answer
    x = 394,734.92

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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.