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Finding the Fourth Proportional to 373,766.59, 515,783.46 and 204,000.72

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Solution

The fourth proportional to 373,766.59, 515,783.46 and 204,000.72 is: 281,513.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,766.59 : 515,783.46 = 204,000.72 : x
  2. Step 2: Convert to fraction form
    373,766.59/515,783.46 = 204,000.72/x
  3. Step 3: Cross multiply
    373,766.59x = 515,783.46 × 204,000.72
  4. Step 4: Simplify right side
    373,766.59x = 105,220,197,204.09
  5. Step 5: Solve for x
    x = 105,220,197,204.09/373,766.59
  6. Step 6: Final answer
    x = 281,513.12

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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.