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Finding the Fourth Proportional to 373,800.30, 515,826.27 and 204,024.30

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Solution

The fourth proportional to 373,800.30, 515,826.27 and 204,024.30 is: 281,543.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,800.30 : 515,826.27 = 204,024.30 : x
  2. Step 2: Convert to fraction form
    373,800.30/515,826.27 = 204,024.30/x
  3. Step 3: Cross multiply
    373,800.30x = 515,826.27 × 204,024.30
  4. Step 4: Simplify right side
    373,800.30x = 105,241,093,658.36
  5. Step 5: Solve for x
    x = 105,241,093,658.36/373,800.30
  6. Step 6: Final answer
    x = 281,543.63

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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.