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Finding the Fourth Proportional to 601,379.62, 829,589.24 and 371,863.55

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Solution

The fourth proportional to 601,379.62, 829,589.24 and 371,863.55 is: 512,977.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,379.62 : 829,589.24 = 371,863.55 : x
  2. Step 2: Convert to fraction form
    601,379.62/829,589.24 = 371,863.55/x
  3. Step 3: Cross multiply
    601,379.62x = 829,589.24 × 371,863.55
  4. Step 4: Simplify right side
    601,379.62x = 308,493,997,968.88
  5. Step 5: Solve for x
    x = 308,493,997,968.88/601,379.62
  6. Step 6: Final answer
    x = 512,977.15

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1.5x scale

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.