Home / 864,229.32-1,192,636.49-477,044.82

Finding the Fourth Proportional to 864,229.32, 1,192,636.49 and 477,044.82

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Solution

The fourth proportional to 864,229.32, 1,192,636.49 and 477,044.82 is: 658,321.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,229.32 : 1,192,636.49 = 477,044.82 : x
  2. Step 2: Convert to fraction form
    864,229.32/1,192,636.49 = 477,044.82/x
  3. Step 3: Cross multiply
    864,229.32x = 1,192,636.49 × 477,044.82
  4. Step 4: Simplify right side
    864,229.32x = 568,941,057,312.26
  5. Step 5: Solve for x
    x = 568,941,057,312.26/864,229.32
  6. Step 6: Final answer
    x = 658,321.86

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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.