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Finding the Fourth Proportional to 461,940.10, 693,169.35 and 195,655.30

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Solution

The fourth proportional to 461,940.10, 693,169.35 and 195,655.30 is: 293,592.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,940.10 : 693,169.35 = 195,655.30 : x
  2. Step 2: Convert to fraction form
    461,940.10/693,169.35 = 195,655.30/x
  3. Step 3: Cross multiply
    461,940.10x = 693,169.35 × 195,655.30
  4. Step 4: Simplify right side
    461,940.10x = 135,622,257,125.06
  5. Step 5: Solve for x
    x = 135,622,257,125.06/461,940.10
  6. Step 6: Final answer
    x = 293,592.73

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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.