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Finding the Fourth Proportional to 237,578.62, 327,866.66 and 130,148.63

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Solution

The fourth proportional to 237,578.62, 327,866.66 and 130,148.63 is: 179,609.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,578.62 : 327,866.66 = 130,148.63 : x
  2. Step 2: Convert to fraction form
    237,578.62/327,866.66 = 130,148.63/x
  3. Step 3: Cross multiply
    237,578.62x = 327,866.66 × 130,148.63
  4. Step 4: Simplify right side
    237,578.62x = 42,671,394,819.66
  5. Step 5: Solve for x
    x = 42,671,394,819.66/237,578.62
  6. Step 6: Final answer
    x = 179,609.57

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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.