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Finding the Fourth Proportional to 196,349.70, 294,524.55 and 169,623.30

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Solution

The fourth proportional to 196,349.70, 294,524.55 and 169,623.30 is: 254,434.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,349.70 : 294,524.55 = 169,623.30 : x
  2. Step 2: Convert to fraction form
    196,349.70/294,524.55 = 169,623.30/x
  3. Step 3: Cross multiply
    196,349.70x = 294,524.55 × 169,623.30
  4. Step 4: Simplify right side
    196,349.70x = 49,958,226,102.02
  5. Step 5: Solve for x
    x = 49,958,226,102.02/196,349.70
  6. Step 6: Final answer
    x = 254,434.95

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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.