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Finding the Fourth Proportional to 349,524.73, 482,339.53 and 196,562.87

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Solution

The fourth proportional to 349,524.73, 482,339.53 and 196,562.87 is: 271,254.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,524.73 : 482,339.53 = 196,562.87 : x
  2. Step 2: Convert to fraction form
    349,524.73/482,339.53 = 196,562.87/x
  3. Step 3: Cross multiply
    349,524.73x = 482,339.53 × 196,562.87
  4. Step 4: Simplify right side
    349,524.73x = 94,810,042,331.25
  5. Step 5: Solve for x
    x = 94,810,042,331.25/349,524.73
  6. Step 6: Final answer
    x = 271,254.18

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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.