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Finding the Fourth Proportional to 357,999.58, 494,026.14 and 196,845.04

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Solution

The fourth proportional to 357,999.58, 494,026.14 and 196,845.04 is: 271,638.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,999.58 : 494,026.14 = 196,845.04 : x
  2. Step 2: Convert to fraction form
    357,999.58/494,026.14 = 196,845.04/x
  3. Step 3: Cross multiply
    357,999.58x = 494,026.14 × 196,845.04
  4. Step 4: Simplify right side
    357,999.58x = 97,246,595,289.35
  5. Step 5: Solve for x
    x = 97,246,595,289.35/357,999.58
  6. Step 6: Final answer
    x = 271,638.85

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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.