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Finding the Fourth Proportional to 321,884.01, 483,000.98 and 135,026.73

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Solution

The fourth proportional to 321,884.01, 483,000.98 and 135,026.73 is: 202,613.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,884.01 : 483,000.98 = 135,026.73 : x
  2. Step 2: Convert to fraction form
    321,884.01/483,000.98 = 135,026.73/x
  3. Step 3: Cross multiply
    321,884.01x = 483,000.98 × 135,026.73
  4. Step 4: Simplify right side
    321,884.01x = 65,218,042,241.06
  5. Step 5: Solve for x
    x = 65,218,042,241.06/321,884.01
  6. Step 6: Final answer
    x = 202,613.49

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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.