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Finding the Fourth Proportional to 259,687.86, 358,375.29 and 162,895.83

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Solution

The fourth proportional to 259,687.86, 358,375.29 and 162,895.83 is: 224,800.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,687.86 : 358,375.29 = 162,895.83 : x
  2. Step 2: Convert to fraction form
    259,687.86/358,375.29 = 162,895.83/x
  3. Step 3: Cross multiply
    259,687.86x = 358,375.29 × 162,895.83
  4. Step 4: Simplify right side
    259,687.86x = 58,377,840,316.04
  5. Step 5: Solve for x
    x = 58,377,840,316.04/259,687.86
  6. Step 6: Final answer
    x = 224,800.04

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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.