Home / 925,872.26-1,277,189.31-538,644.20

Finding the Fourth Proportional to 925,872.26, 1,277,189.31 and 538,644.20

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Solution

The fourth proportional to 925,872.26, 1,277,189.31 and 538,644.20 is: 743,029.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,872.26 : 1,277,189.31 = 538,644.20 : x
  2. Step 2: Convert to fraction form
    925,872.26/1,277,189.31 = 538,644.20/x
  3. Step 3: Cross multiply
    925,872.26x = 1,277,189.31 × 538,644.20
  4. Step 4: Simplify right side
    925,872.26x = 687,950,614,133.50
  5. Step 5: Solve for x
    x = 687,950,614,133.50/925,872.26
  6. Step 6: Final answer
    x = 743,029.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.