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Finding the Fourth Proportional to 202,763.16, 304,188.20 and 60,619.56

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Solution

The fourth proportional to 202,763.16, 304,188.20 and 60,619.56 is: 90,942.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,763.16 : 304,188.20 = 60,619.56 : x
  2. Step 2: Convert to fraction form
    202,763.16/304,188.20 = 60,619.56/x
  3. Step 3: Cross multiply
    202,763.16x = 304,188.20 × 60,619.56
  4. Step 4: Simplify right side
    202,763.16x = 18,439,754,841.19
  5. Step 5: Solve for x
    x = 18,439,754,841.19/202,763.16
  6. Step 6: Final answer
    x = 90,942.33

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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.