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Finding the Fourth Proportional to 352,244.78, 486,098.73 and 191,099.83

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Solution

The fourth proportional to 352,244.78, 486,098.73 and 191,099.83 is: 263,718.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,244.78 : 486,098.73 = 191,099.83 : x
  2. Step 2: Convert to fraction form
    352,244.78/486,098.73 = 191,099.83/x
  3. Step 3: Cross multiply
    352,244.78x = 486,098.73 × 191,099.83
  4. Step 4: Simplify right side
    352,244.78x = 92,893,384,666.22
  5. Step 5: Solve for x
    x = 92,893,384,666.22/352,244.78
  6. Step 6: Final answer
    x = 263,718.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.