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Finding the Fourth Proportional to 220,124.08, 303,769.56 and 119,522.80

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Solution

The fourth proportional to 220,124.08, 303,769.56 and 119,522.80 is: 164,940.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,124.08 : 303,769.56 = 119,522.80 : x
  2. Step 2: Convert to fraction form
    220,124.08/303,769.56 = 119,522.80/x
  3. Step 3: Cross multiply
    220,124.08x = 303,769.56 × 119,522.80
  4. Step 4: Simplify right side
    220,124.08x = 36,307,388,365.97
  5. Step 5: Solve for x
    x = 36,307,388,365.97/220,124.08
  6. Step 6: Final answer
    x = 164,940.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.