Home / 923,228.97-1,274,268.56-541,378.77

Finding the Fourth Proportional to 923,228.97, 1,274,268.56 and 541,378.77

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Solution

The fourth proportional to 923,228.97, 1,274,268.56 and 541,378.77 is: 747,227.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,228.97 : 1,274,268.56 = 541,378.77 : x
  2. Step 2: Convert to fraction form
    923,228.97/1,274,268.56 = 541,378.77/x
  3. Step 3: Cross multiply
    923,228.97x = 1,274,268.56 × 541,378.77
  4. Step 4: Simplify right side
    923,228.97x = 689,861,942,955.58
  5. Step 5: Solve for x
    x = 689,861,942,955.58/923,228.97
  6. Step 6: Final answer
    x = 747,227.36

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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.