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Finding the Fourth Proportional to 541,650.02, 747,471.39 and 299,942.78

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Solution

The fourth proportional to 541,650.02, 747,471.39 and 299,942.78 is: 413,917.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,650.02 : 747,471.39 = 299,942.78 : x
  2. Step 2: Convert to fraction form
    541,650.02/747,471.39 = 299,942.78/x
  3. Step 3: Cross multiply
    541,650.02x = 747,471.39 × 299,942.78
  4. Step 4: Simplify right side
    541,650.02x = 224,198,646,687.06
  5. Step 5: Solve for x
    x = 224,198,646,687.06/541,650.02
  6. Step 6: Final answer
    x = 413,917.91

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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.