Home / 603,573.22-905,785.23-283,739.66

Finding the Fourth Proportional to 603,573.22, 905,785.23 and 283,739.66

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Solution

The fourth proportional to 603,573.22, 905,785.23 and 283,739.66 is: 425,809.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,573.22 : 905,785.23 = 283,739.66 : x
  2. Step 2: Convert to fraction form
    603,573.22/905,785.23 = 283,739.66/x
  3. Step 3: Cross multiply
    603,573.22x = 905,785.23 × 283,739.66
  4. Step 4: Simplify right side
    603,573.22x = 257,007,193,125.01
  5. Step 5: Solve for x
    x = 257,007,193,125.01/603,573.22
  6. Step 6: Final answer
    x = 425,809.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.