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Finding the Fourth Proportional to 244,064.80, 336,828.10 and 140,715.82

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Solution

The fourth proportional to 244,064.80, 336,828.10 and 140,715.82 is: 194,198.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,064.80 : 336,828.10 = 140,715.82 : x
  2. Step 2: Convert to fraction form
    244,064.80/336,828.10 = 140,715.82/x
  3. Step 3: Cross multiply
    244,064.80x = 336,828.10 × 140,715.82
  4. Step 4: Simplify right side
    244,064.80x = 47,397,042,290.54
  5. Step 5: Solve for x
    x = 47,397,042,290.54/244,064.80
  6. Step 6: Final answer
    x = 194,198.60

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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.