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Finding the Fourth Proportional to 202,736.20, 304,133.10 and 62,480.20

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Solution

The fourth proportional to 202,736.20, 304,133.10 and 62,480.20 is: 93,729.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,736.20 : 304,133.10 = 62,480.20 : x
  2. Step 2: Convert to fraction form
    202,736.20/304,133.10 = 62,480.20/x
  3. Step 3: Cross multiply
    202,736.20x = 304,133.10 × 62,480.20
  4. Step 4: Simplify right side
    202,736.20x = 19,002,296,914.62
  5. Step 5: Solve for x
    x = 19,002,296,914.62/202,736.20
  6. Step 6: Final answer
    x = 93,729.18

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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.