Home / 739,649.88-1,108,811.43-266,004

Finding the Fourth Proportional to 739,649.88, 1,108,811.43 and 266,004

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Solution

The fourth proportional to 739,649.88, 1,108,811.43 and 266,004 is: 398,767.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,649.88 : 1,108,811.43 = 266,004 : x
  2. Step 2: Convert to fraction form
    739,649.88/1,108,811.43 = 266,004/x
  3. Step 3: Cross multiply
    739,649.88x = 1,108,811.43 × 266,004
  4. Step 4: Simplify right side
    739,649.88x = 294,948,275,625.72
  5. Step 5: Solve for x
    x = 294,948,275,625.72/739,649.88
  6. Step 6: Final answer
    x = 398,767.42

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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.