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Finding the Fourth Proportional to 373,857.50, 515,925.52 and 204,093.38

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Solution

The fourth proportional to 373,857.50, 515,925.52 and 204,093.38 is: 281,650.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,857.50 : 515,925.52 = 204,093.38 : x
  2. Step 2: Convert to fraction form
    373,857.50/515,925.52 = 204,093.38/x
  3. Step 3: Cross multiply
    373,857.50x = 515,925.52 × 204,093.38
  4. Step 4: Simplify right side
    373,857.50x = 105,296,983,205.06
  5. Step 5: Solve for x
    x = 105,296,983,205.06/373,857.50
  6. Step 6: Final answer
    x = 281,650.05

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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.