Home / 534,450.27-737,336.17-305,020.30

Finding the Fourth Proportional to 534,450.27, 737,336.17 and 305,020.30

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Solution

The fourth proportional to 534,450.27, 737,336.17 and 305,020.30 is: 420,810.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,450.27 : 737,336.17 = 305,020.30 : x
  2. Step 2: Convert to fraction form
    534,450.27/737,336.17 = 305,020.30/x
  3. Step 3: Cross multiply
    534,450.27x = 737,336.17 × 305,020.30
  4. Step 4: Simplify right side
    534,450.27x = 224,902,494,562.47
  5. Step 5: Solve for x
    x = 224,902,494,562.47/534,450.27
  6. Step 6: Final answer
    x = 420,810.90

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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.