Home / 864,197.63-1,192,592.83-477,013.18

Finding the Fourth Proportional to 864,197.63, 1,192,592.83 and 477,013.18

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Solution

The fourth proportional to 864,197.63, 1,192,592.83 and 477,013.18 is: 658,278.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,197.63 : 1,192,592.83 = 477,013.18 : x
  2. Step 2: Convert to fraction form
    864,197.63/1,192,592.83 = 477,013.18/x
  3. Step 3: Cross multiply
    864,197.63x = 1,192,592.83 × 477,013.18
  4. Step 4: Simplify right side
    864,197.63x = 568,882,494,109.48
  5. Step 5: Solve for x
    x = 568,882,494,109.48/864,197.63
  6. Step 6: Final answer
    x = 658,278.24

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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.