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Finding the Fourth Proportional to 244,065.80, 336,829.48 and 140,716.82

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Solution

The fourth proportional to 244,065.80, 336,829.48 and 140,716.82 is: 194,199.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,065.80 : 336,829.48 = 140,716.82 : x
  2. Step 2: Convert to fraction form
    244,065.80/336,829.48 = 140,716.82/x
  3. Step 3: Cross multiply
    244,065.80x = 336,829.48 × 140,716.82
  4. Step 4: Simplify right side
    244,065.80x = 47,397,573,307.85
  5. Step 5: Solve for x
    x = 47,397,573,307.85/244,065.80
  6. Step 6: Final answer
    x = 194,199.98

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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.