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Finding the Fourth Proportional to 302,227.70, 453,669.60 and 235,961.60

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Solution

The fourth proportional to 302,227.70, 453,669.60 and 235,961.60 is: 354,198.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,227.70 : 453,669.60 = 235,961.60 : x
  2. Step 2: Convert to fraction form
    302,227.70/453,669.60 = 235,961.60/x
  3. Step 3: Cross multiply
    302,227.70x = 453,669.60 × 235,961.60
  4. Step 4: Simplify right side
    302,227.70x = 107,048,604,687.36
  5. Step 5: Solve for x
    x = 107,048,604,687.36/302,227.70
  6. Step 6: Final answer
    x = 354,198.52

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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.