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Finding the Fourth Proportional to 361,704.74, 499,106.64 and 198,318.24

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Solution

The fourth proportional to 361,704.74, 499,106.64 and 198,318.24 is: 273,654.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,704.74 : 499,106.64 = 198,318.24 : x
  2. Step 2: Convert to fraction form
    361,704.74/499,106.64 = 198,318.24/x
  3. Step 3: Cross multiply
    361,704.74x = 499,106.64 × 198,318.24
  4. Step 4: Simplify right side
    361,704.74x = 98,981,950,417.11
  5. Step 5: Solve for x
    x = 98,981,950,417.11/361,704.74
  6. Step 6: Final answer
    x = 273,654.00

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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.