Home / 382,092.09-527,267.82-212,322.57

Finding the Fourth Proportional to 382,092.09, 527,267.82 and 212,322.57

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Solution

The fourth proportional to 382,092.09, 527,267.82 and 212,322.57 is: 292,994.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,092.09 : 527,267.82 = 212,322.57 : x
  2. Step 2: Convert to fraction form
    382,092.09/527,267.82 = 212,322.57/x
  3. Step 3: Cross multiply
    382,092.09x = 527,267.82 × 212,322.57
  4. Step 4: Simplify right side
    382,092.09x = 111,950,858,620.70
  5. Step 5: Solve for x
    x = 111,950,858,620.70/382,092.09
  6. Step 6: Final answer
    x = 292,994.44

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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.