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Finding the Fourth Proportional to 332,771.68, 499,390.80 and 192,337.12

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Solution

The fourth proportional to 332,771.68, 499,390.80 and 192,337.12 is: 288,640.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,771.68 : 499,390.80 = 192,337.12 : x
  2. Step 2: Convert to fraction form
    332,771.68/499,390.80 = 192,337.12/x
  3. Step 3: Cross multiply
    332,771.68x = 499,390.80 × 192,337.12
  4. Step 4: Simplify right side
    332,771.68x = 96,051,388,226.50
  5. Step 5: Solve for x
    x = 96,051,388,226.50/332,771.68
  6. Step 6: Final answer
    x = 288,640.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.