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Finding the Fourth Proportional to 203,834.52, 305,751.78 and 63,604.08

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Solution

The fourth proportional to 203,834.52, 305,751.78 and 63,604.08 is: 95,406.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,834.52 : 305,751.78 = 63,604.08 : x
  2. Step 2: Convert to fraction form
    203,834.52/305,751.78 = 63,604.08/x
  3. Step 3: Cross multiply
    203,834.52x = 305,751.78 × 63,604.08
  4. Step 4: Simplify right side
    203,834.52x = 19,447,060,675.26
  5. Step 5: Solve for x
    x = 19,447,060,675.26/203,834.52
  6. Step 6: Final answer
    x = 95,406.12

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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.