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Finding the Fourth Proportional to 367,324.03, 506,890.10 and 203,990.91

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Solution

The fourth proportional to 367,324.03, 506,890.10 and 203,990.91 is: 281,497.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,324.03 : 506,890.10 = 203,990.91 : x
  2. Step 2: Convert to fraction form
    367,324.03/506,890.10 = 203,990.91/x
  3. Step 3: Cross multiply
    367,324.03x = 506,890.10 × 203,990.91
  4. Step 4: Simplify right side
    367,324.03x = 103,400,969,979.55
  5. Step 5: Solve for x
    x = 103,400,969,979.55/367,324.03
  6. Step 6: Final answer
    x = 281,497.97

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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.