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Finding the Fourth Proportional to 302,198.73, 417,048.39 and 174,849.72

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Solution

The fourth proportional to 302,198.73, 417,048.39 and 174,849.72 is: 241,300.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,198.73 : 417,048.39 = 174,849.72 : x
  2. Step 2: Convert to fraction form
    302,198.73/417,048.39 = 174,849.72/x
  3. Step 3: Cross multiply
    302,198.73x = 417,048.39 × 174,849.72
  4. Step 4: Simplify right side
    302,198.73x = 72,920,794,217.95
  5. Step 5: Solve for x
    x = 72,920,794,217.95/302,198.73
  6. Step 6: Final answer
    x = 241,300.80

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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.