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Finding the Fourth Proportional to 339,556.06, 468,564.32 and 186,604.94

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Solution

The fourth proportional to 339,556.06, 468,564.32 and 186,604.94 is: 257,502.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,556.06 : 468,564.32 = 186,604.94 : x
  2. Step 2: Convert to fraction form
    339,556.06/468,564.32 = 186,604.94/x
  3. Step 3: Cross multiply
    339,556.06x = 468,564.32 × 186,604.94
  4. Step 4: Simplify right side
    339,556.06x = 87,436,416,819.74
  5. Step 5: Solve for x
    x = 87,436,416,819.74/339,556.06
  6. Step 6: Final answer
    x = 257,502.15

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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.