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Finding the Fourth Proportional to 373,021.92, 514,760.40 and 203,245.92

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Solution

The fourth proportional to 373,021.92, 514,760.40 and 203,245.92 is: 280,474.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,021.92 : 514,760.40 = 203,245.92 : x
  2. Step 2: Convert to fraction form
    373,021.92/514,760.40 = 203,245.92/x
  3. Step 3: Cross multiply
    373,021.92x = 514,760.40 × 203,245.92
  4. Step 4: Simplify right side
    373,021.92x = 104,622,951,077.57
  5. Step 5: Solve for x
    x = 104,622,951,077.57/373,021.92
  6. Step 6: Final answer
    x = 280,474.00

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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.