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Finding the Fourth Proportional to 267,950.32, 401,550.20 and 201,347.98

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Solution

The fourth proportional to 267,950.32, 401,550.20 and 201,347.98 is: 301,739.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,950.32 : 401,550.20 = 201,347.98 : x
  2. Step 2: Convert to fraction form
    267,950.32/401,550.20 = 201,347.98/x
  3. Step 3: Cross multiply
    267,950.32x = 401,550.20 × 201,347.98
  4. Step 4: Simplify right side
    267,950.32x = 80,851,321,638.60
  5. Step 5: Solve for x
    x = 80,851,321,638.60/267,950.32
  6. Step 6: Final answer
    x = 301,739.97

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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.