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Finding the Fourth Proportional to 230,796.80, 346,227.60 and 73,008.80

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Solution

The fourth proportional to 230,796.80, 346,227.60 and 73,008.80 is: 109,523.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,796.80 : 346,227.60 = 73,008.80 : x
  2. Step 2: Convert to fraction form
    230,796.80/346,227.60 = 73,008.80/x
  3. Step 3: Cross multiply
    230,796.80x = 346,227.60 × 73,008.80
  4. Step 4: Simplify right side
    230,796.80x = 25,277,661,602.88
  5. Step 5: Solve for x
    x = 25,277,661,602.88/230,796.80
  6. Step 6: Final answer
    x = 109,523.45

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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.