Home / 994,403.81-1,372,277.27-541,694.81

Finding the Fourth Proportional to 994,403.81, 1,372,277.27 and 541,694.81

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Solution

The fourth proportional to 994,403.81, 1,372,277.27 and 541,694.81 is: 747,538.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,403.81 : 1,372,277.27 = 541,694.81 : x
  2. Step 2: Convert to fraction form
    994,403.81/1,372,277.27 = 541,694.81/x
  3. Step 3: Cross multiply
    994,403.81x = 1,372,277.27 × 541,694.81
  4. Step 4: Simplify right side
    994,403.81x = 743,355,479,824.90
  5. Step 5: Solve for x
    x = 743,355,479,824.90/994,403.81
  6. Step 6: Final answer
    x = 747,538.85

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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.