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Finding the Fourth Proportional to 221,563.80, 332,404.02 and 63,804.96

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Solution

The fourth proportional to 221,563.80, 332,404.02 and 63,804.96 is: 95,724.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,563.80 : 332,404.02 = 63,804.96 : x
  2. Step 2: Convert to fraction form
    221,563.80/332,404.02 = 63,804.96/x
  3. Step 3: Cross multiply
    221,563.80x = 332,404.02 × 63,804.96
  4. Step 4: Simplify right side
    221,563.80x = 21,209,025,199.94
  5. Step 5: Solve for x
    x = 21,209,025,199.94/221,563.80
  6. Step 6: Final answer
    x = 95,724.23

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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.