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Finding the Fourth Proportional to 366,818.92, 506,239.46 and 203,491.54

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Solution

The fourth proportional to 366,818.92, 506,239.46 and 203,491.54 is: 280,834.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,818.92 : 506,239.46 = 203,491.54 : x
  2. Step 2: Convert to fraction form
    366,818.92/506,239.46 = 203,491.54/x
  3. Step 3: Cross multiply
    366,818.92x = 506,239.46 × 203,491.54
  4. Step 4: Simplify right side
    366,818.92x = 103,015,447,416.44
  5. Step 5: Solve for x
    x = 103,015,447,416.44/366,818.92
  6. Step 6: Final answer
    x = 280,834.61

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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.