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Finding the Fourth Proportional to 373,818.75, 515,690.24 and 244,700.30

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Solution

The fourth proportional to 373,818.75, 515,690.24 and 244,700.30 is: 337,568.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,818.75 : 515,690.24 = 244,700.30 : x
  2. Step 2: Convert to fraction form
    373,818.75/515,690.24 = 244,700.30/x
  3. Step 3: Cross multiply
    373,818.75x = 515,690.24 × 244,700.30
  4. Step 4: Simplify right side
    373,818.75x = 126,189,552,633.12
  5. Step 5: Solve for x
    x = 126,189,552,633.12/373,818.75
  6. Step 6: Final answer
    x = 337,568.82

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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.