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Finding the Fourth Proportional to 234,777.70, 352,187.66 and 66,299.73

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Solution

The fourth proportional to 234,777.70, 352,187.66 and 66,299.73 is: 99,455.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,777.70 : 352,187.66 = 66,299.73 : x
  2. Step 2: Convert to fraction form
    234,777.70/352,187.66 = 66,299.73/x
  3. Step 3: Cross multiply
    234,777.70x = 352,187.66 × 66,299.73
  4. Step 4: Simplify right side
    234,777.70x = 23,349,946,767.33
  5. Step 5: Solve for x
    x = 23,349,946,767.33/234,777.70
  6. Step 6: Final answer
    x = 99,455.56

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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.