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Finding the Fourth Proportional to 196,495.80, 294,306.30 and 170,251.80

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Solution

The fourth proportional to 196,495.80, 294,306.30 and 170,251.80 is: 254,998.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,495.80 : 294,306.30 = 170,251.80 : x
  2. Step 2: Convert to fraction form
    196,495.80/294,306.30 = 170,251.80/x
  3. Step 3: Cross multiply
    196,495.80x = 294,306.30 × 170,251.80
  4. Step 4: Simplify right side
    196,495.80x = 50,106,177,326.34
  5. Step 5: Solve for x
    x = 50,106,177,326.34/196,495.80
  6. Step 6: Final answer
    x = 254,998.72

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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.