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Finding the Fourth Proportional to 216,053.33, 324,789.92 and 200,446.87

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Solution

The fourth proportional to 216,053.33, 324,789.92 and 200,446.87 is: 301,328.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,053.33 : 324,789.92 = 200,446.87 : x
  2. Step 2: Convert to fraction form
    216,053.33/324,789.92 = 200,446.87/x
  3. Step 3: Cross multiply
    216,053.33x = 324,789.92 × 200,446.87
  4. Step 4: Simplify right side
    216,053.33x = 65,103,120,836.38
  5. Step 5: Solve for x
    x = 65,103,120,836.38/216,053.33
  6. Step 6: Final answer
    x = 301,328.94

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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.