Home / 568,112.40-852,466.68-213,371.28

Finding the Fourth Proportional to 568,112.40, 852,466.68 and 213,371.28

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Solution

The fourth proportional to 568,112.40, 852,466.68 and 213,371.28 is: 320,168.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,112.40 : 852,466.68 = 213,371.28 : x
  2. Step 2: Convert to fraction form
    568,112.40/852,466.68 = 213,371.28/x
  3. Step 3: Cross multiply
    568,112.40x = 852,466.68 × 213,371.28
  4. Step 4: Simplify right side
    568,112.40x = 181,891,906,668.95
  5. Step 5: Solve for x
    x = 181,891,906,668.95/568,112.40
  6. Step 6: Final answer
    x = 320,168.87

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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.