Home / 339,938.99-469,083.17-186,974.54

Finding the Fourth Proportional to 339,938.99, 469,083.17 and 186,974.54

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Solution

The fourth proportional to 339,938.99, 469,083.17 and 186,974.54 is: 258,006.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,938.99 : 469,083.17 = 186,974.54 : x
  2. Step 2: Convert to fraction form
    339,938.99/469,083.17 = 186,974.54/x
  3. Step 3: Cross multiply
    339,938.99x = 469,083.17 × 186,974.54
  4. Step 4: Simplify right side
    339,938.99x = 87,706,608,054.51
  5. Step 5: Solve for x
    x = 87,706,608,054.51/339,938.99
  6. Step 6: Final answer
    x = 258,006.91

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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.