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Finding the Fourth Proportional to 331,518.83, 457,550.84 and 195,586.04

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Solution

The fourth proportional to 331,518.83, 457,550.84 and 195,586.04 is: 269,941.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,518.83 : 457,550.84 = 195,586.04 : x
  2. Step 2: Convert to fraction form
    331,518.83/457,550.84 = 195,586.04/x
  3. Step 3: Cross multiply
    331,518.83x = 457,550.84 × 195,586.04
  4. Step 4: Simplify right side
    331,518.83x = 89,490,558,527.12
  5. Step 5: Solve for x
    x = 89,490,558,527.12/331,518.83
  6. Step 6: Final answer
    x = 269,941.11

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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.