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Finding the Fourth Proportional to 196,601.42, 294,902.31 and 48,857.42

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Solution

The fourth proportional to 196,601.42, 294,902.31 and 48,857.42 is: 73,286.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,601.42 : 294,902.31 = 48,857.42 : x
  2. Step 2: Convert to fraction form
    196,601.42/294,902.31 = 48,857.42/x
  3. Step 3: Cross multiply
    196,601.42x = 294,902.31 × 48,857.42
  4. Step 4: Simplify right side
    196,601.42x = 14,408,166,018.64
  5. Step 5: Solve for x
    x = 14,408,166,018.64/196,601.42
  6. Step 6: Final answer
    x = 73,286.17

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1.5x scale

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.