Home / 629,396.82-868,556.57-342,918.92

Finding the Fourth Proportional to 629,396.82, 868,556.57 and 342,918.92

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Solution

The fourth proportional to 629,396.82, 868,556.57 and 342,918.92 is: 473,222.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,396.82 : 868,556.57 = 342,918.92 : x
  2. Step 2: Convert to fraction form
    629,396.82/868,556.57 = 342,918.92/x
  3. Step 3: Cross multiply
    629,396.82x = 868,556.57 × 342,918.92
  4. Step 4: Simplify right side
    629,396.82x = 297,844,474,885.93
  5. Step 5: Solve for x
    x = 297,844,474,885.93/629,396.82
  6. Step 6: Final answer
    x = 473,222.08

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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.