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Finding the Fourth Proportional to 231,351.90, 347,064.30 and 73,596.30

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Solution

The fourth proportional to 231,351.90, 347,064.30 and 73,596.30 is: 110,406.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,351.90 : 347,064.30 = 73,596.30 : x
  2. Step 2: Convert to fraction form
    231,351.90/347,064.30 = 73,596.30/x
  3. Step 3: Cross multiply
    231,351.90x = 347,064.30 × 73,596.30
  4. Step 4: Simplify right side
    231,351.90x = 25,542,648,342.09
  5. Step 5: Solve for x
    x = 25,542,648,342.09/231,351.90
  6. Step 6: Final answer
    x = 110,406.05

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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.