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Finding the Fourth Proportional to 219,997.41, 329,996.11 and 114,791.77

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Solution

The fourth proportional to 219,997.41, 329,996.11 and 114,791.77 is: 172,187.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,997.41 : 329,996.11 = 114,791.77 : x
  2. Step 2: Convert to fraction form
    219,997.41/329,996.11 = 114,791.77/x
  3. Step 3: Cross multiply
    219,997.41x = 329,996.11 × 114,791.77
  4. Step 4: Simplify right side
    219,997.41x = 37,880,837,560.01
  5. Step 5: Solve for x
    x = 37,880,837,560.01/219,997.41
  6. Step 6: Final answer
    x = 172,187.65

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1.5x scale

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.