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Finding the Fourth Proportional to 504,771.02, 756,408.54 and 204,886.70

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Solution

The fourth proportional to 504,771.02, 756,408.54 and 204,886.70 is: 307,026.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,771.02 : 756,408.54 = 204,886.70 : x
  2. Step 2: Convert to fraction form
    504,771.02/756,408.54 = 204,886.70/x
  3. Step 3: Cross multiply
    504,771.02x = 756,408.54 × 204,886.70
  4. Step 4: Simplify right side
    504,771.02x = 154,978,049,612.42
  5. Step 5: Solve for x
    x = 154,978,049,612.42/504,771.02
  6. Step 6: Final answer
    x = 307,026.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.