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Finding the Fourth Proportional to 344,846.20, 517,269.30 and 167,699.20

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Solution

The fourth proportional to 344,846.20, 517,269.30 and 167,699.20 is: 251,548.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,846.20 : 517,269.30 = 167,699.20 : x
  2. Step 2: Convert to fraction form
    344,846.20/517,269.30 = 167,699.20/x
  3. Step 3: Cross multiply
    344,846.20x = 517,269.30 × 167,699.20
  4. Step 4: Simplify right side
    344,846.20x = 86,745,647,794.56
  5. Step 5: Solve for x
    x = 86,745,647,794.56/344,846.20
  6. Step 6: Final answer
    x = 251,548.80

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1.5x scale

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.