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Finding the Fourth Proportional to 230,841.80, 346,608.30 and 161,030.60

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Solution

The fourth proportional to 230,841.80, 346,608.30 and 161,030.60 is: 241,786.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,841.80 : 346,608.30 = 161,030.60 : x
  2. Step 2: Convert to fraction form
    230,841.80/346,608.30 = 161,030.60/x
  3. Step 3: Cross multiply
    230,841.80x = 346,608.30 × 161,030.60
  4. Step 4: Simplify right side
    230,841.80x = 55,814,542,513.98
  5. Step 5: Solve for x
    x = 55,814,542,513.98/230,841.80
  6. Step 6: Final answer
    x = 241,786.98

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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.