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Finding the Fourth Proportional to 404,559.92, 606,682.12 and 151,702.62

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Solution

The fourth proportional to 404,559.92, 606,682.12 and 151,702.62 is: 227,494.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,559.92 : 606,682.12 = 151,702.62 : x
  2. Step 2: Convert to fraction form
    404,559.92/606,682.12 = 151,702.62/x
  3. Step 3: Cross multiply
    404,559.92x = 606,682.12 × 151,702.62
  4. Step 4: Simplify right side
    404,559.92x = 92,035,267,513.87
  5. Step 5: Solve for x
    x = 92,035,267,513.87/404,559.92
  6. Step 6: Final answer
    x = 227,494.78

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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.