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Finding the Fourth Proportional to 341,441.86, 471,349.20 and 198,174.22

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Solution

The fourth proportional to 341,441.86, 471,349.20 and 198,174.22 is: 273,572.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,441.86 : 471,349.20 = 198,174.22 : x
  2. Step 2: Convert to fraction form
    341,441.86/471,349.20 = 198,174.22/x
  3. Step 3: Cross multiply
    341,441.86x = 471,349.20 × 198,174.22
  4. Step 4: Simplify right side
    341,441.86x = 93,409,260,057.62
  5. Step 5: Solve for x
    x = 93,409,260,057.62/341,441.86
  6. Step 6: Final answer
    x = 273,572.96

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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.