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Finding the Fourth Proportional to 230,773.20, 345,900.60 and 97,630.80

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Solution

The fourth proportional to 230,773.20, 345,900.60 and 97,630.80 is: 146,336.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,773.20 : 345,900.60 = 97,630.80 : x
  2. Step 2: Convert to fraction form
    230,773.20/345,900.60 = 97,630.80/x
  3. Step 3: Cross multiply
    230,773.20x = 345,900.60 × 97,630.80
  4. Step 4: Simplify right side
    230,773.20x = 33,770,552,298.48
  5. Step 5: Solve for x
    x = 33,770,552,298.48/230,773.20
  6. Step 6: Final answer
    x = 146,336.54

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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.