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Finding the Fourth Proportional to 358,051.92, 494,101.74 and 196,906.92

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Solution

The fourth proportional to 358,051.92, 494,101.74 and 196,906.92 is: 271,726.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,051.92 : 494,101.74 = 196,906.92 : x
  2. Step 2: Convert to fraction form
    358,051.92/494,101.74 = 196,906.92/x
  3. Step 3: Cross multiply
    358,051.92x = 494,101.74 × 196,906.92
  4. Step 4: Simplify right side
    358,051.92x = 97,292,051,790.04
  5. Step 5: Solve for x
    x = 97,292,051,790.04/358,051.92
  6. Step 6: Final answer
    x = 271,726.10

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1.5x scale

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.