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Finding the Fourth Proportional to 230,266.80, 345,076.20 and 182,962.80

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Solution

The fourth proportional to 230,266.80, 345,076.20 and 182,962.80 is: 274,186.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,266.80 : 345,076.20 = 182,962.80 : x
  2. Step 2: Convert to fraction form
    230,266.80/345,076.20 = 182,962.80/x
  3. Step 3: Cross multiply
    230,266.80x = 345,076.20 × 182,962.80
  4. Step 4: Simplify right side
    230,266.80x = 63,136,107,765.36
  5. Step 5: Solve for x
    x = 63,136,107,765.36/230,266.80
  6. Step 6: Final answer
    x = 274,186.76

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1.5x scale

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.