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Finding the Fourth Proportional to 349,906.34, 482,886.12 and 196,954.41

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Solution

The fourth proportional to 349,906.34, 482,886.12 and 196,954.41 is: 271,805.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,906.34 : 482,886.12 = 196,954.41 : x
  2. Step 2: Convert to fraction form
    349,906.34/482,886.12 = 196,954.41/x
  3. Step 3: Cross multiply
    349,906.34x = 482,886.12 × 196,954.41
  4. Step 4: Simplify right side
    349,906.34x = 95,106,553,411.19
  5. Step 5: Solve for x
    x = 95,106,553,411.19/349,906.34
  6. Step 6: Final answer
    x = 271,805.74

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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.