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Finding the Fourth Proportional to 196,551.60, 294,827.40 and 193,271.10

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Solution

The fourth proportional to 196,551.60, 294,827.40 and 193,271.10 is: 289,906.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,551.60 : 294,827.40 = 193,271.10 : x
  2. Step 2: Convert to fraction form
    196,551.60/294,827.40 = 193,271.10/x
  3. Step 3: Cross multiply
    196,551.60x = 294,827.40 × 193,271.10
  4. Step 4: Simplify right side
    196,551.60x = 56,981,615,908.14
  5. Step 5: Solve for x
    x = 56,981,615,908.14/196,551.60
  6. Step 6: Final answer
    x = 289,906.65

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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.