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Finding the Fourth Proportional to 234,385.50, 351,578.34 and 65,923.73

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Solution

The fourth proportional to 234,385.50, 351,578.34 and 65,923.73 is: 98,885.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,385.50 : 351,578.34 = 65,923.73 : x
  2. Step 2: Convert to fraction form
    234,385.50/351,578.34 = 65,923.73/x
  3. Step 3: Cross multiply
    234,385.50x = 351,578.34 × 65,923.73
  4. Step 4: Simplify right side
    234,385.50x = 23,177,355,560.01
  5. Step 5: Solve for x
    x = 23,177,355,560.01/234,385.50
  6. Step 6: Final answer
    x = 98,885.62

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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.