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Finding the Fourth Proportional to 196,514.60, 294,829.32 and 63,391.92

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Solution

The fourth proportional to 196,514.60, 294,829.32 and 63,391.92 is: 95,106.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,514.60 : 294,829.32 = 63,391.92 : x
  2. Step 2: Convert to fraction form
    196,514.60/294,829.32 = 63,391.92/x
  3. Step 3: Cross multiply
    196,514.60x = 294,829.32 × 63,391.92
  4. Step 4: Simplify right side
    196,514.60x = 18,689,796,667.09
  5. Step 5: Solve for x
    x = 18,689,796,667.09/196,514.60
  6. Step 6: Final answer
    x = 95,106.40

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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.