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Finding the Fourth Proportional to 273,896.80, 411,536.40 and 174,104.80

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Solution

The fourth proportional to 273,896.80, 411,536.40 and 174,104.80 is: 261,596.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,896.80 : 411,536.40 = 174,104.80 : x
  2. Step 2: Convert to fraction form
    273,896.80/411,536.40 = 174,104.80/x
  3. Step 3: Cross multiply
    273,896.80x = 411,536.40 × 174,104.80
  4. Step 4: Simplify right side
    273,896.80x = 71,650,462,614.72
  5. Step 5: Solve for x
    x = 71,650,462,614.72/273,896.80
  6. Step 6: Final answer
    x = 261,596.57

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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.