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Finding the Fourth Proportional to 358,150.96, 494,248.44 and 197,006.32

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Solution

The fourth proportional to 358,150.96, 494,248.44 and 197,006.32 is: 271,868.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,150.96 : 494,248.44 = 197,006.32 : x
  2. Step 2: Convert to fraction form
    358,150.96/494,248.44 = 197,006.32/x
  3. Step 3: Cross multiply
    358,150.96x = 494,248.44 × 197,006.32
  4. Step 4: Simplify right side
    358,150.96x = 97,370,066,330.14
  5. Step 5: Solve for x
    x = 97,370,066,330.14/358,150.96
  6. Step 6: Final answer
    x = 271,868.78

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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.