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Finding the Fourth Proportional to 227,956.60, 342,518.10 and 202,295.80

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Solution

The fourth proportional to 227,956.60, 342,518.10 and 202,295.80 is: 303,961.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,956.60 : 342,518.10 = 202,295.80 : x
  2. Step 2: Convert to fraction form
    227,956.60/342,518.10 = 202,295.80/x
  3. Step 3: Cross multiply
    227,956.60x = 342,518.10 × 202,295.80
  4. Step 4: Simplify right side
    227,956.60x = 69,289,973,053.98
  5. Step 5: Solve for x
    x = 69,289,973,053.98/227,956.60
  6. Step 6: Final answer
    x = 303,961.25

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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.