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Finding the Fourth Proportional to 367,329.92, 550,642.56 and 117,841.28

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Solution

The fourth proportional to 367,329.92, 550,642.56 and 117,841.28 is: 176,648.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,329.92 : 550,642.56 = 117,841.28 : x
  2. Step 2: Convert to fraction form
    367,329.92/550,642.56 = 117,841.28/x
  3. Step 3: Cross multiply
    367,329.92x = 550,642.56 × 117,841.28
  4. Step 4: Simplify right side
    367,329.92x = 64,888,424,092.88
  5. Step 5: Solve for x
    x = 64,888,424,092.88/367,329.92
  6. Step 6: Final answer
    x = 176,648.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.