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Finding the Fourth Proportional to 196,494.96, 294,495.84 and 84,042.96

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Solution

The fourth proportional to 196,494.96, 294,495.84 and 84,042.96 is: 125,958.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,494.96 : 294,495.84 = 84,042.96 : x
  2. Step 2: Convert to fraction form
    196,494.96/294,495.84 = 84,042.96/x
  3. Step 3: Cross multiply
    196,494.96x = 294,495.84 × 84,042.96
  4. Step 4: Simplify right side
    196,494.96x = 24,750,302,101.29
  5. Step 5: Solve for x
    x = 24,750,302,101.29/196,494.96
  6. Step 6: Final answer
    x = 125,958.97

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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.