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Finding the Fourth Proportional to 203,232.80, 304,849.20 and 63,005.60

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Solution

The fourth proportional to 203,232.80, 304,849.20 and 63,005.60 is: 94,508.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,232.80 : 304,849.20 = 63,005.60 : x
  2. Step 2: Convert to fraction form
    203,232.80/304,849.20 = 63,005.60/x
  3. Step 3: Cross multiply
    203,232.80x = 304,849.20 × 63,005.60
  4. Step 4: Simplify right side
    203,232.80x = 19,207,206,755.52
  5. Step 5: Solve for x
    x = 19,207,206,755.52/203,232.80
  6. Step 6: Final answer
    x = 94,508.40

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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.