Home / 923,229.17-1,274,268.82-541,378.97

Finding the Fourth Proportional to 923,229.17, 1,274,268.82 and 541,378.97

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Solution

The fourth proportional to 923,229.17, 1,274,268.82 and 541,378.97 is: 747,227.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,229.17 : 1,274,268.82 = 541,378.97 : x
  2. Step 2: Convert to fraction form
    923,229.17/1,274,268.82 = 541,378.97/x
  3. Step 3: Cross multiply
    923,229.17x = 1,274,268.82 × 541,378.97
  4. Step 4: Simplify right side
    923,229.17x = 689,862,334,903.37
  5. Step 5: Solve for x
    x = 689,862,334,903.37/923,229.17
  6. Step 6: Final answer
    x = 747,227.62

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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.