Home / 568,131.17-852,163.34-213,115.46

Finding the Fourth Proportional to 568,131.17, 852,163.34 and 213,115.46

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Solution

The fourth proportional to 568,131.17, 852,163.34 and 213,115.46 is: 319,660.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,131.17 : 852,163.34 = 213,115.46 : x
  2. Step 2: Convert to fraction form
    568,131.17/852,163.34 = 213,115.46/x
  3. Step 3: Cross multiply
    568,131.17x = 852,163.34 × 213,115.46
  4. Step 4: Simplify right side
    568,131.17x = 181,609,176,872.84
  5. Step 5: Solve for x
    x = 181,609,176,872.84/568,131.17
  6. Step 6: Final answer
    x = 319,660.65

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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.