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Finding the Fourth Proportional to 332,893.60, 499,048.80 and 199,632.40

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Solution

The fourth proportional to 332,893.60, 499,048.80 and 199,632.40 is: 299,273.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,893.60 : 499,048.80 = 199,632.40 : x
  2. Step 2: Convert to fraction form
    332,893.60/499,048.80 = 199,632.40/x
  3. Step 3: Cross multiply
    332,893.60x = 499,048.80 × 199,632.40
  4. Step 4: Simplify right side
    332,893.60x = 99,626,309,661.12
  5. Step 5: Solve for x
    x = 99,626,309,661.12/332,893.60
  6. Step 6: Final answer
    x = 299,273.73

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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.