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Finding the Fourth Proportional to 367,471.01, 507,124.21 and 204,139.88

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Solution

The fourth proportional to 367,471.01, 507,124.21 and 204,139.88 is: 281,720.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,471.01 : 507,124.21 = 204,139.88 : x
  2. Step 2: Convert to fraction form
    367,471.01/507,124.21 = 204,139.88/x
  3. Step 3: Cross multiply
    367,471.01x = 507,124.21 × 204,139.88
  4. Step 4: Simplify right side
    367,471.01x = 103,524,274,230.24
  5. Step 5: Solve for x
    x = 103,524,274,230.24/367,471.01
  6. Step 6: Final answer
    x = 281,720.93

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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.